127619120

素因数分解:

$2^4\times 5^1\times {\mathrm{1595239}}^1$

素因数の和:1595252

約数の個数: 20

約数和(自身を含む): 296714640

約数和(自身を除く): 169095520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1595239, 3190478, 6380956, 7976195, 12761912, 15952390, 25523824, 31904780, 63809560, 127619120]

約数ペア:

[(1, 127619120), (2, 63809560), (4, 31904780), (5, 25523824), (8, 15952390), (10, 12761912), (16, 7976195), (20, 6380956), (40, 3190478), (80, 1595239)]