29996972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 57805440

約数和(自身を除く): 27808468

約数列:

[1, 2, 4, 19, 38, 43, 67, 76, 86, 134, 137, 172, 268, 274, 548, 817, 1273, 1634, 2546, 2603, 2881, 3268, 5092, 5206, 5762, 5891, 9179, 10412, 11524, 11782, 18358, 23564, 36716, 54739, 109478, 111929, 174401, 218956, 223858, 348802, 394697, 447716, 697604, 789394, 1578788, 7499243, 14998486, 29996972]

約数ペア:

[(1, 29996972), (2, 14998486), (4, 7499243), (19, 1578788), (38, 789394), (43, 697604), (67, 447716), (76, 394697), (86, 348802), (134, 223858), (137, 218956), (172, 174401), (268, 111929), (274, 109478), (548, 54739), (817, 36716), (1273, 23564), (1634, 18358), (2546, 11782), (2603, 11524), (2881, 10412), (3268, 9179), (5092, 5891), (5206, 5762)]