19453920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40529}}^1$

素因数の和:40547

約数の個数: 48

約数和(自身を含む): 61281360

約数和(自身を除く): 41827440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40529, 81058, 121587, 162116, 202645, 243174, 324232, 405290, 486348, 607935, 648464, 810580, 972696, 1215870, 1296928, 1621160, 1945392, 2431740, 3242320, 3890784, 4863480, 6484640, 9726960, 19453920]

約数ペア:

[(1, 19453920), (2, 9726960), (3, 6484640), (4, 4863480), (5, 3890784), (6, 3242320), (8, 2431740), (10, 1945392), (12, 1621160), (15, 1296928), (16, 1215870), (20, 972696), (24, 810580), (30, 648464), (32, 607935), (40, 486348), (48, 405290), (60, 324232), (80, 243174), (96, 202645), (120, 162116), (160, 121587), (240, 81058), (480, 40529)]