30726520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69833}}^1$

素因数の和:69855

約数の個数: 32

約数和(自身を含む): 75420720

約数和(自身を除く): 44694200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69833, 139666, 279332, 349165, 558664, 698330, 768163, 1396660, 1536326, 2793320, 3072652, 3840815, 6145304, 7681630, 15363260, 30726520]

約数ペア:

[(1, 30726520), (2, 15363260), (4, 7681630), (5, 6145304), (8, 3840815), (10, 3072652), (11, 2793320), (20, 1536326), (22, 1396660), (40, 768163), (44, 698330), (55, 558664), (88, 349165), (110, 279332), (220, 139666), (440, 69833)]