131023340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{3307}}^1$

素因数の和:3606

約数の個数: 48

約数和(自身を含む): 315662592

約数和(自身を除く): 184639252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1981, 2830, 3307, 3962, 5660, 6614, 7924, 9905, 13228, 16535, 19810, 23149, 33070, 39620, 46298, 66140, 92596, 115745, 231490, 462980, 935881, 1871762, 3743524, 4679405, 6551167, 9358810, 13102334, 18717620, 26204668, 32755835, 65511670, 131023340]

約数ペア:

[(1, 131023340), (2, 65511670), (4, 32755835), (5, 26204668), (7, 18717620), (10, 13102334), (14, 9358810), (20, 6551167), (28, 4679405), (35, 3743524), (70, 1871762), (140, 935881), (283, 462980), (566, 231490), (1132, 115745), (1415, 92596), (1981, 66140), (2830, 46298), (3307, 39620), (3962, 33070), (5660, 23149), (6614, 19810), (7924, 16535), (9905, 13228)]