290418928

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{57991}}^1$

素因数の和:58312

約数の個数: 20

約数和(自身を含む): 564494128

約数和(自身を除く): 274075200

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 57991, 115982, 231964, 463928, 927856, 18151183, 36302366, 72604732, 145209464, 290418928]

約数ペア:

[(1, 290418928), (2, 145209464), (4, 72604732), (8, 36302366), (16, 18151183), (313, 927856), (626, 463928), (1252, 231964), (2504, 115982), (5008, 57991)]