304476280

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{6977}}^1$

素因数の和:8079

約数の個数: 32

約数和(自身を含む): 685797840

約数和(自身を除く): 381321560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 4364, 5455, 6977, 8728, 10910, 13954, 21820, 27908, 34885, 43640, 55816, 69770, 139540, 279080, 7611907, 15223814, 30447628, 38059535, 60895256, 76119070, 152238140, 304476280]

約数ペア:

[(1, 304476280), (2, 152238140), (4, 76119070), (5, 60895256), (8, 38059535), (10, 30447628), (20, 15223814), (40, 7611907), (1091, 279080), (2182, 139540), (4364, 69770), (5455, 55816), (6977, 43640), (8728, 34885), (10910, 27908), (13954, 21820)]