2007400660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{54877}}^1$

素因数の和:54976

約数の個数: 48

約数和(自身を含む): 4425361920

約数和(自身を除く): 2417961260

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1829, 3658, 7316, 9145, 18290, 36580, 54877, 109754, 219508, 274385, 548770, 1097540, 1701187, 3237743, 3402374, 6475486, 6804748, 8505935, 12950972, 16188715, 17011870, 32377430, 34023740, 64754860, 100370033, 200740066, 401480132, 501850165, 1003700330, 2007400660]

約数ペア:

[(1, 2007400660), (2, 1003700330), (4, 501850165), (5, 401480132), (10, 200740066), (20, 100370033), (31, 64754860), (59, 34023740), (62, 32377430), (118, 17011870), (124, 16188715), (155, 12950972), (236, 8505935), (295, 6804748), (310, 6475486), (590, 3402374), (620, 3237743), (1180, 1701187), (1829, 1097540), (3658, 548770), (7316, 274385), (9145, 219508), (18290, 109754), (36580, 54877)]