890451364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{20177}}^1$

素因数の和:20268

約数の個数: 48

約数和(自身を含む): 1830548160

約数和(自身を除く): 940096796

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 118, 187, 236, 374, 649, 748, 1003, 1298, 2006, 2596, 4012, 11033, 20177, 22066, 40354, 44132, 80708, 221947, 343009, 443894, 686018, 887788, 1190443, 1372036, 2380886, 3773099, 4761772, 7546198, 13094873, 15092396, 20237531, 26189746, 40475062, 52379492, 80950124, 222612841, 445225682, 890451364]

約数ペア:

[(1, 890451364), (2, 445225682), (4, 222612841), (11, 80950124), (17, 52379492), (22, 40475062), (34, 26189746), (44, 20237531), (59, 15092396), (68, 13094873), (118, 7546198), (187, 4761772), (236, 3773099), (374, 2380886), (649, 1372036), (748, 1190443), (1003, 887788), (1298, 686018), (2006, 443894), (2596, 343009), (4012, 221947), (11033, 80708), (20177, 44132), (22066, 40354)]