19627520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:92

約数の個数: 160

約数和(自身を含む): 55683936

約数和(自身を除く): 36056416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 41, 44, 55, 64, 68, 80, 82, 85, 88, 110, 128, 136, 160, 164, 170, 176, 187, 205, 220, 256, 272, 320, 328, 340, 352, 374, 410, 440, 451, 512, 544, 640, 656, 680, 697, 704, 748, 820, 880, 902, 935, 1088, 1280, 1312, 1360, 1394, 1408, 1496, 1640, 1760, 1804, 1870, 2176, 2255, 2560, 2624, 2720, 2788, 2816, 2992, 3280, 3485, 3520, 3608, 3740, 4352, 4510, 5248, 5440, 5576, 5632, 5984, 6560, 6970, 7040, 7216, 7480, 7667, 8704, 9020, 10496, 10880, 11152, 11968, 13120, 13940, 14080, 14432, 14960, 15334, 18040, 20992, 21760, 22304, 23936, 26240, 27880, 28160, 28864, 29920, 30668, 36080, 38335, 43520, 44608, 47872, 52480, 55760, 57728, 59840, 61336, 72160, 76670, 89216, 95744, 104960, 111520, 115456, 119680, 122672, 144320, 153340, 178432, 223040, 230912, 239360, 245344, 288640, 306680, 356864, 446080, 478720, 490688, 577280, 613360, 892160, 981376, 1154560, 1226720, 1784320, 1962752, 2453440, 3925504, 4906880, 9813760, 19627520]

約数ペア:

[(1, 19627520), (2, 9813760), (4, 4906880), (5, 3925504), (8, 2453440), (10, 1962752), (11, 1784320), (16, 1226720), (17, 1154560), (20, 981376), (22, 892160), (32, 613360), (34, 577280), (40, 490688), (41, 478720), (44, 446080), (55, 356864), (64, 306680), (68, 288640), (80, 245344), (82, 239360), (85, 230912), (88, 223040), (110, 178432), (128, 153340), (136, 144320), (160, 122672), (164, 119680), (170, 115456), (176, 111520), (187, 104960), (205, 95744), (220, 89216), (256, 76670), (272, 72160), (320, 61336), (328, 59840), (340, 57728), (352, 55760), (374, 52480), (410, 47872), (440, 44608), (451, 43520), (512, 38335), (544, 36080), (640, 30668), (656, 29920), (680, 28864), (697, 28160), (704, 27880), (748, 26240), (820, 23936), (880, 22304), (902, 21760), (935, 20992), (1088, 18040), (1280, 15334), (1312, 14960), (1360, 14432), (1394, 14080), (1408, 13940), (1496, 13120), (1640, 11968), (1760, 11152), (1804, 10880), (1870, 10496), (2176, 9020), (2255, 8704), (2560, 7667), (2624, 7480), (2720, 7216), (2788, 7040), (2816, 6970), (2992, 6560), (3280, 5984), (3485, 5632), (3520, 5576), (3608, 5440), (3740, 5248), (4352, 4510)]