620945104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{11351}}^1$

素因数の和:11635

約数の個数: 40

約数和(自身を含む): 1300666752

約数和(自身を除く): 679721648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 263, 526, 1052, 2104, 3419, 4208, 6838, 11351, 13676, 22702, 27352, 45404, 54704, 90808, 147563, 181616, 295126, 590252, 1180504, 2361008, 2985313, 5970626, 11941252, 23882504, 38809069, 47765008, 77618138, 155236276, 310472552, 620945104]

約数ペア:

[(1, 620945104), (2, 310472552), (4, 155236276), (8, 77618138), (13, 47765008), (16, 38809069), (26, 23882504), (52, 11941252), (104, 5970626), (208, 2985313), (263, 2361008), (526, 1180504), (1052, 590252), (2104, 295126), (3419, 181616), (4208, 147563), (6838, 90808), (11351, 54704), (13676, 45404), (22702, 27352)]