30966760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70379}}^1$

素因数の和:70401

約数の個数: 32

約数和(自身を含む): 76010400

約数和(自身を除く): 45043640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 70379, 140758, 281516, 351895, 563032, 703790, 774169, 1407580, 1548338, 2815160, 3096676, 3870845, 6193352, 7741690, 15483380, 30966760]

約数ペア:

[(1, 30966760), (2, 15483380), (4, 7741690), (5, 6193352), (8, 3870845), (10, 3096676), (11, 2815160), (20, 1548338), (22, 1407580), (40, 774169), (44, 703790), (55, 563032), (88, 351895), (110, 281516), (220, 140758), (440, 70379)]