100203460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{715739}}^1$

素因数の和:715755

約数の個数: 24

約数和(自身を含む): 240488640

約数和(自身を除く): 140285180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 715739, 1431478, 2862956, 3578695, 5010173, 7157390, 10020346, 14314780, 20040692, 25050865, 50101730, 100203460]

約数ペア:

[(1, 100203460), (2, 50101730), (4, 25050865), (5, 20040692), (7, 14314780), (10, 10020346), (14, 7157390), (20, 5010173), (28, 3578695), (35, 2862956), (70, 1431478), (140, 715739)]