13135640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 34594560

約数和(自身を除く): 21458920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1091, 1204, 1505, 1720, 2182, 2408, 3010, 4364, 5455, 6020, 7637, 8728, 10910, 12040, 15274, 21820, 30548, 38185, 43640, 46913, 61096, 76370, 93826, 152740, 187652, 234565, 305480, 328391, 375304, 469130, 656782, 938260, 1313564, 1641955, 1876520, 2627128, 3283910, 6567820, 13135640]

約数ペア:

[(1, 13135640), (2, 6567820), (4, 3283910), (5, 2627128), (7, 1876520), (8, 1641955), (10, 1313564), (14, 938260), (20, 656782), (28, 469130), (35, 375304), (40, 328391), (43, 305480), (56, 234565), (70, 187652), (86, 152740), (140, 93826), (172, 76370), (215, 61096), (280, 46913), (301, 43640), (344, 38185), (430, 30548), (602, 21820), (860, 15274), (1091, 12040), (1204, 10910), (1505, 8728), (1720, 7637), (2182, 6020), (2408, 5455), (3010, 4364)]