644944610

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{8081}}^1$

素因数の和:8458

約数の個数: 32

約数和(自身を含む): 1215015552

約数和(自身を除く): 570070942

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 347, 694, 1735, 3470, 7981, 8081, 15962, 16162, 39905, 40405, 79810, 80810, 185863, 371726, 929315, 1858630, 2804107, 5608214, 14020535, 28041070, 64494461, 128988922, 322472305, 644944610]

約数ペア:

[(1, 644944610), (2, 322472305), (5, 128988922), (10, 64494461), (23, 28041070), (46, 14020535), (115, 5608214), (230, 2804107), (347, 1858630), (694, 929315), (1735, 371726), (3470, 185863), (7981, 80810), (8081, 79810), (15962, 40405), (16162, 39905)]