200942780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141509}}^1$

素因数の和:141589

約数の個数: 24

約数和(自身を含む): 427926240

約数和(自身を除く): 226983460

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141509, 283018, 566036, 707545, 1415090, 2830180, 10047139, 20094278, 40188556, 50235695, 100471390, 200942780]

約数ペア:

[(1, 200942780), (2, 100471390), (4, 50235695), (5, 40188556), (10, 20094278), (20, 10047139), (71, 2830180), (142, 1415090), (284, 707545), (355, 566036), (710, 283018), (1420, 141509)]