7145990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 13335840

約数和(自身を除く): 6189850

約数列:

[1, 2, 5, 10, 53, 97, 106, 139, 194, 265, 278, 485, 530, 695, 970, 1390, 5141, 7367, 10282, 13483, 14734, 25705, 26966, 36835, 51410, 67415, 73670, 134830, 714599, 1429198, 3572995, 7145990]

約数ペア:

[(1, 7145990), (2, 3572995), (5, 1429198), (10, 714599), (53, 134830), (97, 73670), (106, 67415), (139, 51410), (194, 36835), (265, 26966), (278, 25705), (485, 14734), (530, 13483), (695, 10282), (970, 7367), (1390, 5141)]