154763980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1105457}}^1$

素因数の和:1105473

約数の個数: 24

約数和(自身を含む): 371433888

約数和(自身を除く): 216669908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1105457, 2210914, 4421828, 5527285, 7738199, 11054570, 15476398, 22109140, 30952796, 38690995, 77381990, 154763980]

約数ペア:

[(1, 154763980), (2, 77381990), (4, 38690995), (5, 30952796), (7, 22109140), (10, 15476398), (14, 11054570), (20, 7738199), (28, 5527285), (35, 4421828), (70, 2210914), (140, 1105457)]