13873400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 32743440

約数和(自身を除く): 18870040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 977, 1420, 1775, 1954, 2840, 3550, 3908, 4885, 7100, 7816, 9770, 14200, 19540, 24425, 39080, 48850, 69367, 97700, 138734, 195400, 277468, 346835, 554936, 693670, 1387340, 1734175, 2774680, 3468350, 6936700, 13873400]

約数ペア:

[(1, 13873400), (2, 6936700), (4, 3468350), (5, 2774680), (8, 1734175), (10, 1387340), (20, 693670), (25, 554936), (40, 346835), (50, 277468), (71, 195400), (100, 138734), (142, 97700), (200, 69367), (284, 48850), (355, 39080), (568, 24425), (710, 19540), (977, 14200), (1420, 9770), (1775, 7816), (1954, 7100), (2840, 4885), (3550, 3908)]