18724960

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3163}}^1$

素因数の和:3215

約数の個数: 48

約数和(自身を含む): 45447696

約数和(自身を除く): 26722736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 3163, 5920, 6326, 12652, 15815, 25304, 31630, 50608, 63260, 101216, 117031, 126520, 234062, 253040, 468124, 506080, 585155, 936248, 1170310, 1872496, 2340620, 3744992, 4681240, 9362480, 18724960]

約数ペア:

[(1, 18724960), (2, 9362480), (4, 4681240), (5, 3744992), (8, 2340620), (10, 1872496), (16, 1170310), (20, 936248), (32, 585155), (37, 506080), (40, 468124), (74, 253040), (80, 234062), (148, 126520), (160, 117031), (185, 101216), (296, 63260), (370, 50608), (592, 31630), (740, 25304), (1184, 15815), (1480, 12652), (2960, 6326), (3163, 5920)]