28675160

素因数分解:

$2^3\times 5^1\times {\mathrm{757}}^1\times {\mathrm{947}}^1$

素因数の和:1715

約数の個数: 32

約数和(自身を含む): 64672560

約数和(自身を除く): 35997400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 757, 947, 1514, 1894, 3028, 3785, 3788, 4735, 6056, 7570, 7576, 9470, 15140, 18940, 30280, 37880, 716879, 1433758, 2867516, 3584395, 5735032, 7168790, 14337580, 28675160]

約数ペア:

[(1, 28675160), (2, 14337580), (4, 7168790), (5, 5735032), (8, 3584395), (10, 2867516), (20, 1433758), (40, 716879), (757, 37880), (947, 30280), (1514, 18940), (1894, 15140), (3028, 9470), (3785, 7576), (3788, 7570), (4735, 6056)]