1791002920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{1481}}^1$

素因数の和:2123

約数の個数: 96

約数和(自身を含む): 4698443880

約数和(自身を除く): 2907440960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 617, 980, 1234, 1481, 1960, 2468, 2962, 3085, 4319, 4936, 5924, 6170, 7405, 8638, 10367, 11848, 12340, 14810, 17276, 20734, 21595, 24680, 29620, 30233, 34552, 41468, 43190, 51835, 59240, 60466, 72569, 82936, 86380, 103670, 120932, 145138, 151165, 172760, 207340, 241864, 290276, 302330, 362845, 414680, 580552, 604660, 725690, 913777, 1209320, 1451380, 1827554, 2902760, 3655108, 4568885, 6396439, 7310216, 9137770, 12792878, 18275540, 25585756, 31982195, 36551080, 44775073, 51171512, 63964390, 89550146, 127928780, 179100292, 223875365, 255857560, 358200584, 447750730, 895501460, 1791002920]

約数ペア:

[(1, 1791002920), (2, 895501460), (4, 447750730), (5, 358200584), (7, 255857560), (8, 223875365), (10, 179100292), (14, 127928780), (20, 89550146), (28, 63964390), (35, 51171512), (40, 44775073), (49, 36551080), (56, 31982195), (70, 25585756), (98, 18275540), (140, 12792878), (196, 9137770), (245, 7310216), (280, 6396439), (392, 4568885), (490, 3655108), (617, 2902760), (980, 1827554), (1234, 1451380), (1481, 1209320), (1960, 913777), (2468, 725690), (2962, 604660), (3085, 580552), (4319, 414680), (4936, 362845), (5924, 302330), (6170, 290276), (7405, 241864), (8638, 207340), (10367, 172760), (11848, 151165), (12340, 145138), (14810, 120932), (17276, 103670), (20734, 86380), (21595, 82936), (24680, 72569), (29620, 60466), (30233, 59240), (34552, 51835), (41468, 43190)]