130921720

素因数分解:

$2^3\times 5^1\times {\mathrm{3273043}}^1$

素因数の和:3273054

約数の個数: 16

約数和(自身を含む): 294573960

約数和(自身を除く): 163652240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3273043, 6546086, 13092172, 16365215, 26184344, 32730430, 65460860, 130921720]

約数ペア:

[(1, 130921720), (2, 65460860), (4, 32730430), (5, 26184344), (8, 16365215), (10, 13092172), (20, 6546086), (40, 3273043)]