19404960

素因数分解:

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

素因数の和:40445

約数の個数: 48

約数和(自身を含む): 61127136

約数和(自身を除く): 41722176

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, 40427, 80854, 121281, 161708, 202135, 242562, 323416, 404270, 485124, 606405, 646832, 808540, 970248, 1212810, 1293664, 1617080, 1940496, 2425620, 3234160, 3880992, 4851240, 6468320, 9702480, 19404960]

約数ペア:

[(1, 19404960), (2, 9702480), (3, 6468320), (4, 4851240), (5, 3880992), (6, 3234160), (8, 2425620), (10, 1940496), (12, 1617080), (15, 1293664), (16, 1212810), (20, 970248), (24, 808540), (30, 646832), (32, 606405), (40, 485124), (48, 404270), (60, 323416), (80, 242562), (96, 202135), (120, 161708), (160, 121281), (240, 80854), (480, 40427)]