39854960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8167}}^1$

素因数の和:8241

約数の個数: 40

約数和(自身を含む): 94193376

約数和(自身を除く): 54338416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 8167, 16334, 32668, 40835, 65336, 81670, 130672, 163340, 326680, 498187, 653360, 996374, 1992748, 2490935, 3985496, 4981870, 7970992, 9963740, 19927480, 39854960]

約数ペア:

[(1, 39854960), (2, 19927480), (4, 9963740), (5, 7970992), (8, 4981870), (10, 3985496), (16, 2490935), (20, 1992748), (40, 996374), (61, 653360), (80, 498187), (122, 326680), (244, 163340), (305, 130672), (488, 81670), (610, 65336), (976, 40835), (1220, 32668), (2440, 16334), (4880, 8167)]