30311380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4751}}^1$

素因数の和:4800

約数の個数: 48

約数和(自身を含む): 71850240

約数和(自身を除く): 41538860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 4751, 6380, 9502, 19004, 23755, 47510, 52261, 95020, 104522, 137779, 209044, 261305, 275558, 522610, 551116, 688895, 1045220, 1377790, 1515569, 2755580, 3031138, 6062276, 7577845, 15155690, 30311380]

約数ペア:

[(1, 30311380), (2, 15155690), (4, 7577845), (5, 6062276), (10, 3031138), (11, 2755580), (20, 1515569), (22, 1377790), (29, 1045220), (44, 688895), (55, 551116), (58, 522610), (110, 275558), (116, 261305), (145, 209044), (220, 137779), (290, 104522), (319, 95020), (580, 52261), (638, 47510), (1276, 23755), (1595, 19004), (3190, 9502), (4751, 6380)]