28474910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 52920000

約数和(自身を除く): 24445090

約数列:

[1, 2, 5, 10, 41, 82, 199, 205, 349, 398, 410, 698, 995, 1745, 1990, 3490, 8159, 14309, 16318, 28618, 40795, 69451, 71545, 81590, 138902, 143090, 347255, 694510, 2847491, 5694982, 14237455, 28474910]

約数ペア:

[(1, 28474910), (2, 14237455), (5, 5694982), (10, 2847491), (41, 694510), (82, 347255), (199, 143090), (205, 138902), (349, 81590), (398, 71545), (410, 69451), (698, 40795), (995, 28618), (1745, 16318), (1990, 14309), (3490, 8159)]