90748240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103123}}^1$

素因数の和:103147

約数の個数: 40

約数和(自身を含む): 230172768

約数和(自身を除く): 139424528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 103123, 206246, 412492, 515615, 824984, 1031230, 1134353, 1649968, 2062460, 2268706, 4124920, 4537412, 5671765, 8249840, 9074824, 11343530, 18149648, 22687060, 45374120, 90748240]

約数ペア:

[(1, 90748240), (2, 45374120), (4, 22687060), (5, 18149648), (8, 11343530), (10, 9074824), (11, 8249840), (16, 5671765), (20, 4537412), (22, 4124920), (40, 2268706), (44, 2062460), (55, 1649968), (80, 1134353), (88, 1031230), (110, 824984), (176, 515615), (220, 412492), (440, 206246), (880, 103123)]