13373380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 29465856

約数和(自身を除く): 16092476

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 347, 410, 470, 694, 820, 940, 1388, 1735, 1927, 3470, 3854, 6940, 7708, 9635, 14227, 16309, 19270, 28454, 32618, 38540, 56908, 65236, 71135, 81545, 142270, 163090, 284540, 326180, 668669, 1337338, 2674676, 3343345, 6686690, 13373380]

約数ペア:

[(1, 13373380), (2, 6686690), (4, 3343345), (5, 2674676), (10, 1337338), (20, 668669), (41, 326180), (47, 284540), (82, 163090), (94, 142270), (164, 81545), (188, 71135), (205, 65236), (235, 56908), (347, 38540), (410, 32618), (470, 28454), (694, 19270), (820, 16309), (940, 14227), (1388, 9635), (1735, 7708), (1927, 6940), (3470, 3854)]