17939005580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{143719}}^1$

素因数の和:143886

約数の個数: 36

約数和(自身を含む): 38155073040

約数和(自身を除く): 20216067460

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 6241, 12482, 24964, 31205, 62410, 124820, 143719, 287438, 574876, 718595, 1437190, 2874380, 11353801, 22707602, 45415204, 56769005, 113538010, 227076020, 896950279, 1793900558, 3587801116, 4484751395, 8969502790, 17939005580]

約数ペア:

[(1, 17939005580), (2, 8969502790), (4, 4484751395), (5, 3587801116), (10, 1793900558), (20, 896950279), (79, 227076020), (158, 113538010), (316, 56769005), (395, 45415204), (790, 22707602), (1580, 11353801), (6241, 2874380), (12482, 1437190), (24964, 718595), (31205, 574876), (62410, 287438), (124820, 143719)]