86397720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{719981}}^1$

素因数の和:719995

約数の個数: 32

約数和(自身を含む): 259193520

約数和(自身を除く): 172795800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 719981, 1439962, 2159943, 2879924, 3599905, 4319886, 5759848, 7199810, 8639772, 10799715, 14399620, 17279544, 21599430, 28799240, 43198860, 86397720]

約数ペア:

[(1, 86397720), (2, 43198860), (3, 28799240), (4, 21599430), (5, 17279544), (6, 14399620), (8, 10799715), (10, 8639772), (12, 7199810), (15, 5759848), (20, 4319886), (24, 3599905), (30, 2879924), (40, 2159943), (60, 1439962), (120, 719981)]