2108203520

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:618

約数の個数: 160

約数和(自身を含む): 5391619200

約数和(自身を除く): 3283415680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 89, 95, 128, 152, 160, 178, 190, 256, 304, 320, 356, 380, 445, 487, 512, 608, 640, 712, 760, 890, 974, 1216, 1280, 1424, 1520, 1691, 1780, 1948, 2432, 2435, 2560, 2848, 3040, 3382, 3560, 3896, 4864, 4870, 5696, 6080, 6764, 7120, 7792, 8455, 9253, 9728, 9740, 11392, 12160, 13528, 14240, 15584, 16910, 18506, 19480, 22784, 24320, 27056, 28480, 31168, 33820, 37012, 38960, 43343, 45568, 46265, 48640, 54112, 56960, 62336, 67640, 74024, 77920, 86686, 92530, 108224, 113920, 124672, 135280, 148048, 155840, 173372, 185060, 216448, 216715, 227840, 249344, 270560, 296096, 311680, 346744, 370120, 432896, 433430, 541120, 592192, 623360, 693488, 740240, 823517, 865792, 866860, 1082240, 1184384, 1246720, 1386976, 1480480, 1647034, 1733720, 2164480, 2368768, 2773952, 2960960, 3294068, 3467440, 4117585, 4328960, 4737536, 5547904, 5921920, 6588136, 6934880, 8235170, 11095808, 11843840, 13176272, 13869760, 16470340, 22191616, 23687680, 26352544, 27739520, 32940680, 52705088, 55479040, 65881360, 105410176, 110958080, 131762720, 210820352, 263525440, 421640704, 527050880, 1054101760, 2108203520]

約数ペア:

[(1, 2108203520), (2, 1054101760), (4, 527050880), (5, 421640704), (8, 263525440), (10, 210820352), (16, 131762720), (19, 110958080), (20, 105410176), (32, 65881360), (38, 55479040), (40, 52705088), (64, 32940680), (76, 27739520), (80, 26352544), (89, 23687680), (95, 22191616), (128, 16470340), (152, 13869760), (160, 13176272), (178, 11843840), (190, 11095808), (256, 8235170), (304, 6934880), (320, 6588136), (356, 5921920), (380, 5547904), (445, 4737536), (487, 4328960), (512, 4117585), (608, 3467440), (640, 3294068), (712, 2960960), (760, 2773952), (890, 2368768), (974, 2164480), (1216, 1733720), (1280, 1647034), (1424, 1480480), (1520, 1386976), (1691, 1246720), (1780, 1184384), (1948, 1082240), (2432, 866860), (2435, 865792), (2560, 823517), (2848, 740240), (3040, 693488), (3382, 623360), (3560, 592192), (3896, 541120), (4864, 433430), (4870, 432896), (5696, 370120), (6080, 346744), (6764, 311680), (7120, 296096), (7792, 270560), (8455, 249344), (9253, 227840), (9728, 216715), (9740, 216448), (11392, 185060), (12160, 173372), (13528, 155840), (14240, 148048), (15584, 135280), (16910, 124672), (18506, 113920), (19480, 108224), (22784, 92530), (24320, 86686), (27056, 77920), (28480, 74024), (31168, 67640), (33820, 62336), (37012, 56960), (38960, 54112), (43343, 48640), (45568, 46265)]