40690210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19469}}^1$

素因数の和:19506

約数の個数: 32

約数和(自身を含む): 84110400

約数和(自身を除く): 43420190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 19469, 38938, 97345, 194690, 214159, 369911, 428318, 739822, 1070795, 1849555, 2141590, 3699110, 4069021, 8138042, 20345105, 40690210]

約数ペア:

[(1, 40690210), (2, 20345105), (5, 8138042), (10, 4069021), (11, 3699110), (19, 2141590), (22, 1849555), (38, 1070795), (55, 739822), (95, 428318), (110, 369911), (190, 214159), (209, 194690), (418, 97345), (1045, 38938), (2090, 19469)]