2124249580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1\times {\mathrm{3889}}^1$

素因数の和:4810

約数の個数: 48

約数和(自身を含む): 4611237120

約数和(自身を除く): 2486987540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 881, 1762, 3524, 3889, 4405, 7778, 8810, 15556, 17620, 19445, 27311, 38890, 54622, 77780, 109244, 120559, 136555, 241118, 273110, 482236, 546220, 602795, 1205590, 2411180, 3426209, 6852418, 13704836, 17131045, 34262090, 68524180, 106212479, 212424958, 424849916, 531062395, 1062124790, 2124249580]

約数ペア:

[(1, 2124249580), (2, 1062124790), (4, 531062395), (5, 424849916), (10, 212424958), (20, 106212479), (31, 68524180), (62, 34262090), (124, 17131045), (155, 13704836), (310, 6852418), (620, 3426209), (881, 2411180), (1762, 1205590), (3524, 602795), (3889, 546220), (4405, 482236), (7778, 273110), (8810, 241118), (15556, 136555), (17620, 120559), (19445, 109244), (27311, 77780), (38890, 54622)]