20149435520

素因数分解:

$2^7\times 5^1\times {\mathrm{31483493}}^1$

素因数の和:31483512

約数の個数: 32

約数和(自身を含む): 48169745820

約数和(自身を除く): 28020310300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31483493, 62966986, 125933972, 157417465, 251867944, 314834930, 503735888, 629669860, 1007471776, 1259339720, 2014943552, 2518679440, 4029887104, 5037358880, 10074717760, 20149435520]

約数ペア:

[(1, 20149435520), (2, 10074717760), (4, 5037358880), (5, 4029887104), (8, 2518679440), (10, 2014943552), (16, 1259339720), (20, 1007471776), (32, 629669860), (40, 503735888), (64, 314834930), (80, 251867944), (128, 157417465), (160, 125933972), (320, 62966986), (640, 31483493)]