2780944714

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1\times {\mathrm{1231}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 4371333120

約数和(自身を除く): 1590388406

約数列:

[1, 2, 31, 62, 83, 166, 439, 878, 1231, 2462, 2573, 5146, 13609, 27218, 36437, 38161, 72874, 76322, 102173, 204346, 540409, 1080818, 1129547, 2259094, 3167363, 6334726, 16752679, 33505358, 44853947, 89707894, 1390472357, 2780944714]

約数ペア:

[(1, 2780944714), (2, 1390472357), (31, 89707894), (62, 44853947), (83, 33505358), (166, 16752679), (439, 6334726), (878, 3167363), (1231, 2259094), (2462, 1129547), (2573, 1080818), (5146, 540409), (13609, 204346), (27218, 102173), (36437, 76322), (38161, 72874)]