51717720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{430981}}^1$

素因数の和:430995

約数の個数: 32

約数和(自身を含む): 155153520

約数和(自身を除く): 103435800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 430981, 861962, 1292943, 1723924, 2154905, 2585886, 3447848, 4309810, 5171772, 6464715, 8619620, 10343544, 12929430, 17239240, 25858860, 51717720]

約数ペア:

[(1, 51717720), (2, 25858860), (3, 17239240), (4, 12929430), (5, 10343544), (6, 8619620), (8, 6464715), (10, 5171772), (12, 4309810), (15, 3447848), (20, 2585886), (24, 2154905), (30, 1723924), (40, 1292943), (60, 861962), (120, 430981)]