13272740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 30481920

約数和(自身を除く): 17209180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 719, 923, 1420, 1438, 1846, 2876, 3595, 3692, 4615, 7190, 9230, 9347, 14380, 18460, 18694, 37388, 46735, 51049, 93470, 102098, 186940, 204196, 255245, 510490, 663637, 1020980, 1327274, 2654548, 3318185, 6636370, 13272740]

約数ペア:

[(1, 13272740), (2, 6636370), (4, 3318185), (5, 2654548), (10, 1327274), (13, 1020980), (20, 663637), (26, 510490), (52, 255245), (65, 204196), (71, 186940), (130, 102098), (142, 93470), (260, 51049), (284, 46735), (355, 37388), (710, 18694), (719, 18460), (923, 14380), (1420, 9347), (1438, 9230), (1846, 7190), (2876, 4615), (3595, 3692)]