521058820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1\times {\mathrm{751}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 1108977408

約数和(自身を除く): 587918588

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 307, 452, 565, 614, 751, 1130, 1228, 1502, 1535, 2260, 3004, 3070, 3755, 6140, 7510, 15020, 34691, 69382, 84863, 138764, 169726, 173455, 230557, 339452, 346910, 424315, 461114, 693820, 848630, 922228, 1152785, 1697260, 2305570, 4611140, 26052941, 52105882, 104211764, 130264705, 260529410, 521058820]

約数ペア:

[(1, 521058820), (2, 260529410), (4, 130264705), (5, 104211764), (10, 52105882), (20, 26052941), (113, 4611140), (226, 2305570), (307, 1697260), (452, 1152785), (565, 922228), (614, 848630), (751, 693820), (1130, 461114), (1228, 424315), (1502, 346910), (1535, 339452), (2260, 230557), (3004, 173455), (3070, 169726), (3755, 138764), (6140, 84863), (7510, 69382), (15020, 34691)]