2679880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 7309440

約数和(自身を除く): 4629560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 563, 595, 680, 952, 1126, 1190, 2252, 2380, 2815, 3941, 4504, 4760, 5630, 7882, 9571, 11260, 15764, 19142, 19705, 22520, 31528, 38284, 39410, 47855, 66997, 76568, 78820, 95710, 133994, 157640, 191420, 267988, 334985, 382840, 535976, 669970, 1339940, 2679880]

約数ペア:

[(1, 2679880), (2, 1339940), (4, 669970), (5, 535976), (7, 382840), (8, 334985), (10, 267988), (14, 191420), (17, 157640), (20, 133994), (28, 95710), (34, 78820), (35, 76568), (40, 66997), (56, 47855), (68, 39410), (70, 38284), (85, 31528), (119, 22520), (136, 19705), (140, 19142), (170, 15764), (238, 11260), (280, 9571), (340, 7882), (476, 5630), (563, 4760), (595, 4504), (680, 3941), (952, 2815), (1126, 2380), (1190, 2252)]