23056540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 52920000

約数和(自身を除く): 29863460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1249, 1420, 1846, 2498, 3692, 4615, 4996, 6245, 9230, 12490, 16237, 18460, 24980, 32474, 64948, 81185, 88679, 162370, 177358, 324740, 354716, 443395, 886790, 1152827, 1773580, 2305654, 4611308, 5764135, 11528270, 23056540]

約数ペア:

[(1, 23056540), (2, 11528270), (4, 5764135), (5, 4611308), (10, 2305654), (13, 1773580), (20, 1152827), (26, 886790), (52, 443395), (65, 354716), (71, 324740), (130, 177358), (142, 162370), (260, 88679), (284, 81185), (355, 64948), (710, 32474), (923, 24980), (1249, 18460), (1420, 16237), (1846, 12490), (2498, 9230), (3692, 6245), (4615, 4996)]