320229572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{324119}}^1$

素因数の和:324155

約数の個数: 24

約数和(自身を含む): 635275200

約数和(自身を除く): 315045628

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 324119, 648238, 1296476, 4213547, 6158261, 8427094, 12316522, 16854188, 24633044, 80057393, 160114786, 320229572]

約数ペア:

[(1, 320229572), (2, 160114786), (4, 80057393), (13, 24633044), (19, 16854188), (26, 12316522), (38, 8427094), (52, 6158261), (76, 4213547), (247, 1296476), (494, 648238), (988, 324119)]