290812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 554400

約数和(自身を除く): 263588

約数列:

[1, 2, 4, 23, 29, 46, 58, 92, 109, 116, 218, 436, 667, 1334, 2507, 2668, 3161, 5014, 6322, 10028, 12644, 72703, 145406, 290812]

約数ペア:

[(1, 290812), (2, 145406), (4, 72703), (23, 12644), (29, 10028), (46, 6322), (58, 5014), (92, 3161), (109, 2668), (116, 2507), (218, 1334), (436, 667)]