19832520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 63504000

約数和(自身を除く): 43671480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 41, 58, 60, 82, 87, 116, 120, 123, 139, 145, 164, 174, 205, 232, 246, 278, 290, 328, 348, 410, 417, 435, 492, 556, 580, 615, 695, 696, 820, 834, 870, 984, 1112, 1160, 1189, 1230, 1390, 1640, 1668, 1740, 2085, 2378, 2460, 2780, 3336, 3480, 3567, 4031, 4170, 4756, 4920, 5560, 5699, 5945, 7134, 8062, 8340, 9512, 11398, 11890, 12093, 14268, 16124, 16680, 17097, 17835, 20155, 22796, 23780, 24186, 28495, 28536, 32248, 34194, 35670, 40310, 45592, 47560, 48372, 56990, 60465, 68388, 71340, 80620, 85485, 96744, 113980, 120930, 136776, 142680, 161240, 165271, 170970, 227960, 241860, 330542, 341940, 483720, 495813, 661084, 683880, 826355, 991626, 1322168, 1652710, 1983252, 2479065, 3305420, 3966504, 4958130, 6610840, 9916260, 19832520]

約数ペア:

[(1, 19832520), (2, 9916260), (3, 6610840), (4, 4958130), (5, 3966504), (6, 3305420), (8, 2479065), (10, 1983252), (12, 1652710), (15, 1322168), (20, 991626), (24, 826355), (29, 683880), (30, 661084), (40, 495813), (41, 483720), (58, 341940), (60, 330542), (82, 241860), (87, 227960), (116, 170970), (120, 165271), (123, 161240), (139, 142680), (145, 136776), (164, 120930), (174, 113980), (205, 96744), (232, 85485), (246, 80620), (278, 71340), (290, 68388), (328, 60465), (348, 56990), (410, 48372), (417, 47560), (435, 45592), (492, 40310), (556, 35670), (580, 34194), (615, 32248), (695, 28536), (696, 28495), (820, 24186), (834, 23780), (870, 22796), (984, 20155), (1112, 17835), (1160, 17097), (1189, 16680), (1230, 16124), (1390, 14268), (1640, 12093), (1668, 11890), (1740, 11398), (2085, 9512), (2378, 8340), (2460, 8062), (2780, 7134), (3336, 5945), (3480, 5699), (3567, 5560), (4031, 4920), (4170, 4756)]