138746320

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{4831}}^1$

素因数の和:5203

約数の個数: 40

約数和(自身を含む): 323550720

約数和(自身を除く): 184804400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 2872, 3590, 4831, 5744, 7180, 9662, 14360, 19324, 24155, 28720, 38648, 48310, 77296, 96620, 193240, 386480, 1734329, 3468658, 6937316, 8671645, 13874632, 17343290, 27749264, 34686580, 69373160, 138746320]

約数ペア:

[(1, 138746320), (2, 69373160), (4, 34686580), (5, 27749264), (8, 17343290), (10, 13874632), (16, 8671645), (20, 6937316), (40, 3468658), (80, 1734329), (359, 386480), (718, 193240), (1436, 96620), (1795, 77296), (2872, 48310), (3590, 38648), (4831, 28720), (5744, 24155), (7180, 19324), (9662, 14360)]