138873460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21767}}^1$

素因数の和:21816

約数の個数: 48

約数和(自身を含む): 329132160

約数和(自身を除く): 190258700

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, 6380, 21767, 43534, 87068, 108835, 217670, 239437, 435340, 478874, 631243, 957748, 1197185, 1262486, 2394370, 2524972, 3156215, 4788740, 6312430, 6943673, 12624860, 13887346, 27774692, 34718365, 69436730, 138873460]

約数ペア:

[(1, 138873460), (2, 69436730), (4, 34718365), (5, 27774692), (10, 13887346), (11, 12624860), (20, 6943673), (22, 6312430), (29, 4788740), (44, 3156215), (55, 2524972), (58, 2394370), (110, 1262486), (116, 1197185), (145, 957748), (220, 631243), (290, 478874), (319, 435340), (580, 239437), (638, 217670), (1276, 108835), (1595, 87068), (3190, 43534), (6380, 21767)]