11810920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1579}}^1$

素因数の和:1618

約数の個数: 64

約数和(自身を含む): 30715200

約数和(自身を除く): 18904280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1579, 1870, 3158, 3740, 6316, 7480, 7895, 12632, 15790, 17369, 26843, 31580, 34738, 53686, 63160, 69476, 86845, 107372, 134215, 138952, 173690, 214744, 268430, 295273, 347380, 536860, 590546, 694760, 1073720, 1181092, 1476365, 2362184, 2952730, 5905460, 11810920]

約数ペア:

[(1, 11810920), (2, 5905460), (4, 2952730), (5, 2362184), (8, 1476365), (10, 1181092), (11, 1073720), (17, 694760), (20, 590546), (22, 536860), (34, 347380), (40, 295273), (44, 268430), (55, 214744), (68, 173690), (85, 138952), (88, 134215), (110, 107372), (136, 86845), (170, 69476), (187, 63160), (220, 53686), (340, 34738), (374, 31580), (440, 26843), (680, 17369), (748, 15790), (935, 12632), (1496, 7895), (1579, 7480), (1870, 6316), (3158, 3740)]