180472760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347063}}^1$

素因数の和:347087

約数の個数: 32

約数和(自身を含む): 437300640

約数和(自身を除く): 256827880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 347063, 694126, 1388252, 1735315, 2776504, 3470630, 4511819, 6941260, 9023638, 13882520, 18047276, 22559095, 36094552, 45118190, 90236380, 180472760]

約数ペア:

[(1, 180472760), (2, 90236380), (4, 45118190), (5, 36094552), (8, 22559095), (10, 18047276), (13, 13882520), (20, 9023638), (26, 6941260), (40, 4511819), (52, 3470630), (65, 2776504), (104, 1735315), (130, 1388252), (260, 694126), (520, 347063)]