346901620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70223}}^1$

素因数の和:70264

約数の個数: 48

約数和(自身を含む): 825834240

約数和(自身を除く): 478932620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 70223, 140446, 280892, 351115, 702230, 912899, 1334237, 1404460, 1825798, 2668474, 3651596, 4564495, 5336948, 6671185, 9128990, 13342370, 17345081, 18257980, 26684740, 34690162, 69380324, 86725405, 173450810, 346901620]

約数ペア:

[(1, 346901620), (2, 173450810), (4, 86725405), (5, 69380324), (10, 34690162), (13, 26684740), (19, 18257980), (20, 17345081), (26, 13342370), (38, 9128990), (52, 6671185), (65, 5336948), (76, 4564495), (95, 3651596), (130, 2668474), (190, 1825798), (247, 1404460), (260, 1334237), (380, 912899), (494, 702230), (988, 351115), (1235, 280892), (2470, 140446), (4940, 70223)]