243485320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{468241}}^1$

素因数の和:468265

約数の個数: 32

約数和(自身を含む): 589984920

約数和(自身を除く): 346499600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 468241, 936482, 1872964, 2341205, 3745928, 4682410, 6087133, 9364820, 12174266, 18729640, 24348532, 30435665, 48697064, 60871330, 121742660, 243485320]

約数ペア:

[(1, 243485320), (2, 121742660), (4, 60871330), (5, 48697064), (8, 30435665), (10, 24348532), (13, 18729640), (20, 12174266), (26, 9364820), (40, 6087133), (52, 4682410), (65, 3745928), (104, 2341205), (130, 1872964), (260, 936482), (520, 468241)]