495220720

素因数分解:

$2^4\times 5^1\times {\mathrm{6190259}}^1$

素因数の和:6190272

約数の個数: 20

約数和(自身を含む): 1151388360

約数和(自身を除く): 656167640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6190259, 12380518, 24761036, 30951295, 49522072, 61902590, 99044144, 123805180, 247610360, 495220720]

約数ペア:

[(1, 495220720), (2, 247610360), (4, 123805180), (5, 99044144), (8, 61902590), (10, 49522072), (16, 30951295), (20, 24761036), (40, 12380518), (80, 6190259)]