1639488530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{375169}}^1$

素因数の和:375218

約数の個数: 32

約数和(自身を含む): 3241468800

約数和(自身を除く): 1601980270

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 375169, 750338, 1875845, 3751690, 7128211, 8628887, 14256422, 17257774, 35641055, 43144435, 71282110, 86288870, 163948853, 327897706, 819744265, 1639488530]

約数ペア:

[(1, 1639488530), (2, 819744265), (5, 327897706), (10, 163948853), (19, 86288870), (23, 71282110), (38, 43144435), (46, 35641055), (95, 17257774), (115, 14256422), (190, 8628887), (230, 7128211), (437, 3751690), (874, 1875845), (2185, 750338), (4370, 375169)]