680320

素因数分解:

$2^7\times 5^1\times {\mathrm{1063}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 1627920

約数和(自身を除く): 947600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1063, 2126, 4252, 5315, 8504, 10630, 17008, 21260, 34016, 42520, 68032, 85040, 136064, 170080, 340160, 680320]

約数ペア:

[(1, 680320), (2, 340160), (4, 170080), (5, 136064), (8, 85040), (10, 68032), (16, 42520), (20, 34016), (32, 21260), (40, 17008), (64, 10630), (80, 8504), (128, 5315), (160, 4252), (320, 2126), (640, 1063)]