320312912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1177621}}^1$

素因数の和:1177646

約数の個数: 20

約数和(自身を含む): 657113076

約数和(自身を除く): 336800164

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1177621, 2355242, 4710484, 9420968, 18841936, 20019557, 40039114, 80078228, 160156456, 320312912]

約数ペア:

[(1, 320312912), (2, 160156456), (4, 80078228), (8, 40039114), (16, 20019557), (17, 18841936), (34, 9420968), (68, 4710484), (136, 2355242), (272, 1177621)]