71907590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{19919}}^1$

素因数の和:19964

約数の個数: 24

約数和(自身を含む): 136611360

約数和(自身を除く): 64703770

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 19919, 39838, 99595, 199190, 378461, 756922, 1892305, 3784610, 7190759, 14381518, 35953795, 71907590]

約数ペア:

[(1, 71907590), (2, 35953795), (5, 14381518), (10, 7190759), (19, 3784610), (38, 1892305), (95, 756922), (190, 378461), (361, 199190), (722, 99595), (1805, 39838), (3610, 19919)]