980590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 2005920

約数和(自身を除く): 1025330

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 397, 494, 794, 1235, 1985, 2470, 3970, 5161, 7543, 10322, 15086, 25805, 37715, 51610, 75430, 98059, 196118, 490295, 980590]

約数ペア:

[(1, 980590), (2, 490295), (5, 196118), (10, 98059), (13, 75430), (19, 51610), (26, 37715), (38, 25805), (65, 15086), (95, 10322), (130, 7543), (190, 5161), (247, 3970), (397, 2470), (494, 1985), (794, 1235)]