320440718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{2287}}^1$

素因数の和:2636

約数の個数: 32

約数和(自身を含む): 550053504

約数和(自身を除く): 229612786

約数列:

[1, 2, 13, 17, 26, 34, 221, 317, 442, 634, 2287, 4121, 4574, 5389, 8242, 10778, 29731, 38879, 59462, 70057, 77758, 140114, 505427, 724979, 1010854, 1449958, 9424727, 12324643, 18849454, 24649286, 160220359, 320440718]

約数ペア:

[(1, 320440718), (2, 160220359), (13, 24649286), (17, 18849454), (26, 12324643), (34, 9424727), (221, 1449958), (317, 1010854), (442, 724979), (634, 505427), (2287, 140114), (4121, 77758), (4574, 70057), (5389, 59462), (8242, 38879), (10778, 29731)]