11591060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 26518800

約数和(自身を除く): 14927740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 409, 436, 545, 818, 1090, 1417, 1636, 2045, 2180, 2834, 4090, 5317, 5668, 7085, 8180, 10634, 14170, 21268, 26585, 28340, 44581, 53170, 89162, 106340, 178324, 222905, 445810, 579553, 891620, 1159106, 2318212, 2897765, 5795530, 11591060]

約数ペア:

[(1, 11591060), (2, 5795530), (4, 2897765), (5, 2318212), (10, 1159106), (13, 891620), (20, 579553), (26, 445810), (52, 222905), (65, 178324), (109, 106340), (130, 89162), (218, 53170), (260, 44581), (409, 28340), (436, 26585), (545, 21268), (818, 14170), (1090, 10634), (1417, 8180), (1636, 7085), (2045, 5668), (2180, 5317), (2834, 4090)]