20299790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15263}}^1$

素因数の和:15296

約数の個数: 32

約数和(自身を含む): 43960320

約数和(自身を除く): 23660530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15263, 30526, 76315, 106841, 152630, 213682, 289997, 534205, 579994, 1068410, 1449985, 2029979, 2899970, 4059958, 10149895, 20299790]

約数ペア:

[(1, 20299790), (2, 10149895), (5, 4059958), (7, 2899970), (10, 2029979), (14, 1449985), (19, 1068410), (35, 579994), (38, 534205), (70, 289997), (95, 213682), (133, 152630), (190, 106841), (266, 76315), (665, 30526), (1330, 15263)]