1330472680

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{253907}}^1$

素因数の和:254049

約数の個数: 32

約数和(自身を含む): 3016427040

約数和(自身を除く): 1685954360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 253907, 507814, 1015628, 1269535, 2031256, 2539070, 5078140, 10156280, 33261817, 66523634, 133047268, 166309085, 266094536, 332618170, 665236340, 1330472680]

約数ペア:

[(1, 1330472680), (2, 665236340), (4, 332618170), (5, 266094536), (8, 166309085), (10, 133047268), (20, 66523634), (40, 33261817), (131, 10156280), (262, 5078140), (524, 2539070), (655, 2031256), (1048, 1269535), (1310, 1015628), (2620, 507814), (5240, 253907)]