1307352040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{413719}}^1$

素因数の和:413809

約数の個数: 32

約数和(自身を含む): 2978784000

約数和(自身を除く): 1671431960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 413719, 827438, 1654876, 2068595, 3309752, 4137190, 8274380, 16548760, 32683801, 65367602, 130735204, 163419005, 261470408, 326838010, 653676020, 1307352040]

約数ペア:

[(1, 1307352040), (2, 653676020), (4, 326838010), (5, 261470408), (8, 163419005), (10, 130735204), (20, 65367602), (40, 32683801), (79, 16548760), (158, 8274380), (316, 4137190), (395, 3309752), (632, 2068595), (790, 1654876), (1580, 827438), (3160, 413719)]