2820689040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{904067}}^1$

素因数の和:904096

約数の個数: 80

約数和(自身を含む): 9416772288

約数和(自身を除く): 6596083248

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, 624, 780, 1040, 1560, 3120, 904067, 1808134, 2712201, 3616268, 4520335, 5424402, 7232536, 9040670, 10848804, 11752871, 13561005, 14465072, 18081340, 21697608, 23505742, 27122010, 35258613, 36162680, 43395216, 47011484, 54244020, 58764355, 70517226, 72325360, 94022968, 108488040, 117528710, 141034452, 176293065, 188045936, 216976080, 235057420, 282068904, 352586130, 470114840, 564137808, 705172260, 940229680, 1410344520, 2820689040]

約数ペア:

[(1, 2820689040), (2, 1410344520), (3, 940229680), (4, 705172260), (5, 564137808), (6, 470114840), (8, 352586130), (10, 282068904), (12, 235057420), (13, 216976080), (15, 188045936), (16, 176293065), (20, 141034452), (24, 117528710), (26, 108488040), (30, 94022968), (39, 72325360), (40, 70517226), (48, 58764355), (52, 54244020), (60, 47011484), (65, 43395216), (78, 36162680), (80, 35258613), (104, 27122010), (120, 23505742), (130, 21697608), (156, 18081340), (195, 14465072), (208, 13561005), (240, 11752871), (260, 10848804), (312, 9040670), (390, 7232536), (520, 5424402), (624, 4520335), (780, 3616268), (1040, 2712201), (1560, 1808134), (3120, 904067)]