11885380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 28470960

約数和(自身を除く): 16585580

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 2689, 4420, 5378, 10756, 13445, 26890, 34957, 45713, 53780, 69914, 91426, 139828, 174785, 182852, 228565, 349570, 457130, 594269, 699140, 914260, 1188538, 2377076, 2971345, 5942690, 11885380]

約数ペア:

[(1, 11885380), (2, 5942690), (4, 2971345), (5, 2377076), (10, 1188538), (13, 914260), (17, 699140), (20, 594269), (26, 457130), (34, 349570), (52, 228565), (65, 182852), (68, 174785), (85, 139828), (130, 91426), (170, 69914), (221, 53780), (260, 45713), (340, 34957), (442, 26890), (884, 13445), (1105, 10756), (2210, 5378), (2689, 4420)]