42121480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2917}}^1$

素因数の和:2966

約数の個数: 48

約数和(自身を含む): 100058220

約数和(自身を除く): 57936740

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 2917, 3610, 5834, 7220, 11668, 14440, 14585, 23336, 29170, 55423, 58340, 110846, 116680, 221692, 277115, 443384, 554230, 1053037, 1108460, 2106074, 2216920, 4212148, 5265185, 8424296, 10530370, 21060740, 42121480]

約数ペア:

[(1, 42121480), (2, 21060740), (4, 10530370), (5, 8424296), (8, 5265185), (10, 4212148), (19, 2216920), (20, 2106074), (38, 1108460), (40, 1053037), (76, 554230), (95, 443384), (152, 277115), (190, 221692), (361, 116680), (380, 110846), (722, 58340), (760, 55423), (1444, 29170), (1805, 23336), (2888, 14585), (2917, 14440), (3610, 11668), (5834, 7220)]