12393760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1177

約数の個数: 48

約数和(自身を含む): 29719872

約数和(自身を除く): 17326112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1091, 1136, 1420, 2182, 2272, 2840, 4364, 5455, 5680, 8728, 10910, 11360, 17456, 21820, 34912, 43640, 77461, 87280, 154922, 174560, 309844, 387305, 619688, 774610, 1239376, 1549220, 2478752, 3098440, 6196880, 12393760]

約数ペア:

[(1, 12393760), (2, 6196880), (4, 3098440), (5, 2478752), (8, 1549220), (10, 1239376), (16, 774610), (20, 619688), (32, 387305), (40, 309844), (71, 174560), (80, 154922), (142, 87280), (160, 77461), (284, 43640), (355, 34912), (568, 21820), (710, 17456), (1091, 11360), (1136, 10910), (1420, 8728), (2182, 5680), (2272, 5455), (2840, 4364)]