40517690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1993}}^1$

素因数の和:2126

約数の個数: 32

約数和(自身を含む): 77526720

約数和(自身を除く): 37009030

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 535, 1070, 1993, 2033, 3986, 4066, 9965, 10165, 19930, 20330, 37867, 75734, 189335, 213251, 378670, 426502, 1066255, 2132510, 4051769, 8103538, 20258845, 40517690]

約数ペア:

[(1, 40517690), (2, 20258845), (5, 8103538), (10, 4051769), (19, 2132510), (38, 1066255), (95, 426502), (107, 378670), (190, 213251), (214, 189335), (535, 75734), (1070, 37867), (1993, 20330), (2033, 19930), (3986, 10165), (4066, 9965)]