202970420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{349949}}^1$

素因数の和:349987

約数の個数: 24

約数和(自身を含む): 440937000

約数和(自身を除く): 237966580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 349949, 699898, 1399796, 1749745, 3499490, 6998980, 10148521, 20297042, 40594084, 50742605, 101485210, 202970420]

約数ペア:

[(1, 202970420), (2, 101485210), (4, 50742605), (5, 40594084), (10, 20297042), (20, 10148521), (29, 6998980), (58, 3499490), (116, 1749745), (145, 1399796), (290, 699898), (580, 349949)]