2016459640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{54617}}^1$

素因数の和:54712

約数の個数: 64

約数和(自身を含む): 4954944960

約数和(自身を除く): 2938485320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 9230, 18460, 36920, 54617, 109234, 218468, 273085, 436936, 546170, 710021, 1092340, 1420042, 2184680, 2840084, 3550105, 3877807, 5680168, 7100210, 7755614, 14200420, 15511228, 19389035, 28400840, 31022456, 38778070, 50411491, 77556140, 100822982, 155112280, 201645964, 252057455, 403291928, 504114910, 1008229820, 2016459640]

約数ペア:

[(1, 2016459640), (2, 1008229820), (4, 504114910), (5, 403291928), (8, 252057455), (10, 201645964), (13, 155112280), (20, 100822982), (26, 77556140), (40, 50411491), (52, 38778070), (65, 31022456), (71, 28400840), (104, 19389035), (130, 15511228), (142, 14200420), (260, 7755614), (284, 7100210), (355, 5680168), (520, 3877807), (568, 3550105), (710, 2840084), (923, 2184680), (1420, 1420042), (1846, 1092340), (2840, 710021), (3692, 546170), (4615, 436936), (7384, 273085), (9230, 218468), (18460, 109234), (36920, 54617)]