20442350

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{3821}}^1$

素因数の和:3940

約数の個数: 24

約数和(自身を含む): 38388168

約数和(自身を除く): 17945818

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 3821, 5350, 7642, 19105, 38210, 95525, 191050, 408847, 817694, 2044235, 4088470, 10221175, 20442350]

約数ペア:

[(1, 20442350), (2, 10221175), (5, 4088470), (10, 2044235), (25, 817694), (50, 408847), (107, 191050), (214, 95525), (535, 38210), (1070, 19105), (2675, 7642), (3821, 5350)]