3630680

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 8240400

約数和(自身を除く): 4609720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 653, 695, 1112, 1306, 1390, 2612, 2780, 3265, 5224, 5560, 6530, 13060, 26120, 90767, 181534, 363068, 453835, 726136, 907670, 1815340, 3630680]

約数ペア:

[(1, 3630680), (2, 1815340), (4, 907670), (5, 726136), (8, 453835), (10, 363068), (20, 181534), (40, 90767), (139, 26120), (278, 13060), (556, 6530), (653, 5560), (695, 5224), (1112, 3265), (1306, 2780), (1390, 2612)]