340020710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{17981}}^1$

素因数の和:18080

約数の個数: 32

約数和(自身を含む): 642173184

約数和(自身を除く): 302152474

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3782, 9455, 17981, 18910, 35962, 89905, 179810, 557411, 1096841, 1114822, 2193682, 2787055, 5484205, 5574110, 10968410, 34002071, 68004142, 170010355, 340020710]

約数ペア:

[(1, 340020710), (2, 170010355), (5, 68004142), (10, 34002071), (31, 10968410), (61, 5574110), (62, 5484205), (122, 2787055), (155, 2193682), (305, 1114822), (310, 1096841), (610, 557411), (1891, 179810), (3782, 89905), (9455, 35962), (17981, 18910)]