1340144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 2968560

約数和(自身を除く): 1628416

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 379, 442, 758, 884, 1516, 1768, 3032, 3536, 4927, 6064, 6443, 9854, 12886, 19708, 25772, 39416, 51544, 78832, 83759, 103088, 167518, 335036, 670072, 1340144]

約数ペア:

[(1, 1340144), (2, 670072), (4, 335036), (8, 167518), (13, 103088), (16, 83759), (17, 78832), (26, 51544), (34, 39416), (52, 25772), (68, 19708), (104, 12886), (136, 9854), (208, 6443), (221, 6064), (272, 4927), (379, 3536), (442, 3032), (758, 1768), (884, 1516)]