100307380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70639}}^1$

素因数の和:70719

約数の個数: 24

約数和(自身を含む): 213615360

約数和(自身を除く): 113307980

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 70639, 141278, 282556, 353195, 706390, 1412780, 5015369, 10030738, 20061476, 25076845, 50153690, 100307380]

約数ペア:

[(1, 100307380), (2, 50153690), (4, 25076845), (5, 20061476), (10, 10030738), (20, 5015369), (71, 1412780), (142, 706390), (284, 353195), (355, 282556), (710, 141278), (1420, 70639)]