20161433960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1831}}^1\times {\mathrm{5857}}^1$

素因数の和:7746

約数の個数: 64

約数和(自身を含む): 46361617920

約数和(自身を除く): 26200183960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1831, 1880, 3662, 5857, 7324, 9155, 11714, 14648, 18310, 23428, 29285, 36620, 46856, 58570, 73240, 86057, 117140, 172114, 234280, 275279, 344228, 430285, 550558, 688456, 860570, 1101116, 1376395, 1721140, 2202232, 2752790, 3442280, 5505580, 10724167, 11011160, 21448334, 42896668, 53620835, 85793336, 107241670, 214483340, 428966680, 504035849, 1008071698, 2016143396, 2520179245, 4032286792, 5040358490, 10080716980, 20161433960]

約数ペア:

[(1, 20161433960), (2, 10080716980), (4, 5040358490), (5, 4032286792), (8, 2520179245), (10, 2016143396), (20, 1008071698), (40, 504035849), (47, 428966680), (94, 214483340), (188, 107241670), (235, 85793336), (376, 53620835), (470, 42896668), (940, 21448334), (1831, 11011160), (1880, 10724167), (3662, 5505580), (5857, 3442280), (7324, 2752790), (9155, 2202232), (11714, 1721140), (14648, 1376395), (18310, 1101116), (23428, 860570), (29285, 688456), (36620, 550558), (46856, 430285), (58570, 344228), (73240, 275279), (86057, 234280), (117140, 172114)]