8815180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2357}}^1$

素因数の和:2394

約数の個数: 48

約数和(自身を含む): 21391776

約数和(自身を除く): 12576596

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 2357, 3740, 4714, 9428, 11785, 23570, 25927, 40069, 47140, 51854, 80138, 103708, 129635, 160276, 200345, 259270, 400690, 440759, 518540, 801380, 881518, 1763036, 2203795, 4407590, 8815180]

約数ペア:

[(1, 8815180), (2, 4407590), (4, 2203795), (5, 1763036), (10, 881518), (11, 801380), (17, 518540), (20, 440759), (22, 400690), (34, 259270), (44, 200345), (55, 160276), (68, 129635), (85, 103708), (110, 80138), (170, 51854), (187, 47140), (220, 40069), (340, 25927), (374, 23570), (748, 11785), (935, 9428), (1870, 4714), (2357, 3740)]