12749560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 29788200

約数和(自身を除く): 17038640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 379, 580, 758, 841, 1160, 1516, 1682, 1895, 3032, 3364, 3790, 4205, 6728, 7580, 8410, 10991, 15160, 16820, 21982, 33640, 43964, 54955, 87928, 109910, 219820, 318739, 439640, 637478, 1274956, 1593695, 2549912, 3187390, 6374780, 12749560]

約数ペア:

[(1, 12749560), (2, 6374780), (4, 3187390), (5, 2549912), (8, 1593695), (10, 1274956), (20, 637478), (29, 439640), (40, 318739), (58, 219820), (116, 109910), (145, 87928), (232, 54955), (290, 43964), (379, 33640), (580, 21982), (758, 16820), (841, 15160), (1160, 10991), (1516, 8410), (1682, 7580), (1895, 6728), (3032, 4205), (3364, 3790)]