127221260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{547}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 277572960

約数和(自身を除く): 150351700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 401, 547, 580, 802, 1094, 1604, 2005, 2188, 2735, 4010, 5470, 8020, 10940, 11629, 15863, 23258, 31726, 46516, 58145, 63452, 79315, 116290, 158630, 219347, 232580, 317260, 438694, 877388, 1096735, 2193470, 4386940, 6361063, 12722126, 25444252, 31805315, 63610630, 127221260]

約数ペア:

[(1, 127221260), (2, 63610630), (4, 31805315), (5, 25444252), (10, 12722126), (20, 6361063), (29, 4386940), (58, 2193470), (116, 1096735), (145, 877388), (290, 438694), (401, 317260), (547, 232580), (580, 219347), (802, 158630), (1094, 116290), (1604, 79315), (2005, 63452), (2188, 58145), (2735, 46516), (4010, 31726), (5470, 23258), (8020, 15863), (10940, 11629)]