1390215896

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{263}}^1\times {\mathrm{2963}}^1$

素因数の和:3455

約数の個数: 32

約数和(自身を含む): 2629186560

約数和(自身を除く): 1238970664

約数列:

[1, 2, 4, 8, 223, 263, 446, 526, 892, 1052, 1784, 2104, 2963, 5926, 11852, 23704, 58649, 117298, 234596, 469192, 660749, 779269, 1321498, 1558538, 2642996, 3117076, 5285992, 6234152, 173776987, 347553974, 695107948, 1390215896]

約数ペア:

[(1, 1390215896), (2, 695107948), (4, 347553974), (8, 173776987), (223, 6234152), (263, 5285992), (446, 3117076), (526, 2642996), (892, 1558538), (1052, 1321498), (1784, 779269), (2104, 660749), (2963, 469192), (5926, 234596), (11852, 117298), (23704, 58649)]