2635480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 6078240

約数和(自身を除く): 3442760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1607, 1640, 3214, 6428, 8035, 12856, 16070, 32140, 64280, 65887, 131774, 263548, 329435, 527096, 658870, 1317740, 2635480]

約数ペア:

[(1, 2635480), (2, 1317740), (4, 658870), (5, 527096), (8, 329435), (10, 263548), (20, 131774), (40, 65887), (41, 64280), (82, 32140), (164, 16070), (205, 12856), (328, 8035), (410, 6428), (820, 3214), (1607, 1640)]