201437540

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{40127}}^1$

素因数の和:40387

約数の個数: 24

約数和(自身を含む): 424714752

約数和(自身を除く): 223277212

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 40127, 80254, 160508, 200635, 401270, 802540, 10071877, 20143754, 40287508, 50359385, 100718770, 201437540]

約数ペア:

[(1, 201437540), (2, 100718770), (4, 50359385), (5, 40287508), (10, 20143754), (20, 10071877), (251, 802540), (502, 401270), (1004, 200635), (1255, 160508), (2510, 80254), (5020, 40127)]