220131472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{23599}}^1$

素因数の和:23671

約数の個数: 40

約数和(自身を含む): 474076800

約数和(自身を除く): 253945328

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 424, 583, 848, 1166, 2332, 4664, 9328, 23599, 47198, 94396, 188792, 259589, 377584, 519178, 1038356, 1250747, 2076712, 2501494, 4153424, 5002988, 10005976, 13758217, 20011952, 27516434, 55032868, 110065736, 220131472]

約数ペア:

[(1, 220131472), (2, 110065736), (4, 55032868), (8, 27516434), (11, 20011952), (16, 13758217), (22, 10005976), (44, 5002988), (53, 4153424), (88, 2501494), (106, 2076712), (176, 1250747), (212, 1038356), (424, 519178), (583, 377584), (848, 259589), (1166, 188792), (2332, 94396), (4664, 47198), (9328, 23599)]