21830580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{40427}}^1$

素因数の和:40445

約数の個数: 48

約数和(自身を含む): 67919040

約数和(自身を除く): 46088460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 40427, 80854, 121281, 161708, 202135, 242562, 363843, 404270, 485124, 606405, 727686, 808540, 1091529, 1212810, 1455372, 1819215, 2183058, 2425620, 3638430, 4366116, 5457645, 7276860, 10915290, 21830580]

約数ペア:

[(1, 21830580), (2, 10915290), (3, 7276860), (4, 5457645), (5, 4366116), (6, 3638430), (9, 2425620), (10, 2183058), (12, 1819215), (15, 1455372), (18, 1212810), (20, 1091529), (27, 808540), (30, 727686), (36, 606405), (45, 485124), (54, 404270), (60, 363843), (90, 242562), (108, 202135), (135, 161708), (180, 121281), (270, 80854), (540, 40427)]