2217999710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{27791}}^1$

素因数の和:28168

約数の個数: 32

約数和(自身を含む): 4178138112

約数和(自身を除く): 1960138402

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 347, 694, 1735, 3470, 7981, 15962, 27791, 39905, 55582, 79810, 138955, 277910, 639193, 1278386, 3195965, 6391930, 9643477, 19286954, 48217385, 96434770, 221799971, 443599942, 1108999855, 2217999710]

約数ペア:

[(1, 2217999710), (2, 1108999855), (5, 443599942), (10, 221799971), (23, 96434770), (46, 48217385), (115, 19286954), (230, 9643477), (347, 6391930), (694, 3195965), (1735, 1278386), (3470, 639193), (7981, 277910), (15962, 138955), (27791, 79810), (39905, 55582)]