201480760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{387463}}^1$

素因数の和:387487

約数の個数: 32

約数和(自身を含む): 488204640

約数和(自身を除く): 286723880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 387463, 774926, 1549852, 1937315, 3099704, 3874630, 5037019, 7749260, 10074038, 15498520, 20148076, 25185095, 40296152, 50370190, 100740380, 201480760]

約数ペア:

[(1, 201480760), (2, 100740380), (4, 50370190), (5, 40296152), (8, 25185095), (10, 20148076), (13, 15498520), (20, 10074038), (26, 7749260), (40, 5037019), (52, 3874630), (65, 3099704), (104, 1937315), (130, 1549852), (260, 774926), (520, 387463)]