1912560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 6395424

約数和(自身を除く): 4482864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 613, 624, 780, 1040, 1226, 1560, 1839, 2452, 3065, 3120, 3678, 4904, 6130, 7356, 7969, 9195, 9808, 12260, 14712, 15938, 18390, 23907, 24520, 29424, 31876, 36780, 39845, 47814, 49040, 63752, 73560, 79690, 95628, 119535, 127504, 147120, 159380, 191256, 239070, 318760, 382512, 478140, 637520, 956280, 1912560]

約数ペア:

[(1, 1912560), (2, 956280), (3, 637520), (4, 478140), (5, 382512), (6, 318760), (8, 239070), (10, 191256), (12, 159380), (13, 147120), (15, 127504), (16, 119535), (20, 95628), (24, 79690), (26, 73560), (30, 63752), (39, 49040), (40, 47814), (48, 39845), (52, 36780), (60, 31876), (65, 29424), (78, 24520), (80, 23907), (104, 18390), (120, 15938), (130, 14712), (156, 12260), (195, 9808), (208, 9195), (240, 7969), (260, 7356), (312, 6130), (390, 4904), (520, 3678), (613, 3120), (624, 3065), (780, 2452), (1040, 1839), (1226, 1560)]