1390492020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{16879}}^1$

素因数の和:18264

約数の個数: 48

約数和(自身を含む): 3896444160

約数和(自身を除く): 2505952140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1373, 2746, 4119, 5492, 6865, 8238, 13730, 16476, 16879, 20595, 27460, 33758, 41190, 50637, 67516, 82380, 84395, 101274, 168790, 202548, 253185, 337580, 506370, 1012740, 23174867, 46349734, 69524601, 92699468, 115874335, 139049202, 231748670, 278098404, 347623005, 463497340, 695246010, 1390492020]

約数ペア:

[(1, 1390492020), (2, 695246010), (3, 463497340), (4, 347623005), (5, 278098404), (6, 231748670), (10, 139049202), (12, 115874335), (15, 92699468), (20, 69524601), (30, 46349734), (60, 23174867), (1373, 1012740), (2746, 506370), (4119, 337580), (5492, 253185), (6865, 202548), (8238, 168790), (13730, 101274), (16476, 84395), (16879, 82380), (20595, 67516), (27460, 50637), (33758, 41190)]