640540807714

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2521}}^1\times {\mathrm{201973}}^1$

素因数の和:204550

約数の個数: 32

約数和(自身を含む): 1045244534256

約数和(自身を除く): 404703726542

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 2521, 5042, 42857, 85714, 93277, 186554, 201973, 403946, 1585709, 3171418, 3433541, 6867082, 7473001, 14946002, 127041017, 254082034, 509173933, 1018347866, 8655956861, 17311913722, 18839435521, 37678871042, 320270403857, 640540807714]

約数ペア:

[(1, 640540807714), (2, 320270403857), (17, 37678871042), (34, 18839435521), (37, 17311913722), (74, 8655956861), (629, 1018347866), (1258, 509173933), (2521, 254082034), (5042, 127041017), (42857, 14946002), (85714, 7473001), (93277, 6867082), (186554, 3433541), (201973, 3171418), (403946, 1585709)]