120647240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{430883}}^1$

素因数の和:430901

約数の個数: 32

約数和(自身を含む): 310236480

約数和(自身を除く): 189589240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 430883, 861766, 1723532, 2154415, 3016181, 3447064, 4308830, 6032362, 8617660, 12064724, 15080905, 17235320, 24129448, 30161810, 60323620, 120647240]

約数ペア:

[(1, 120647240), (2, 60323620), (4, 30161810), (5, 24129448), (7, 17235320), (8, 15080905), (10, 12064724), (14, 8617660), (20, 6032362), (28, 4308830), (35, 3447064), (40, 3016181), (56, 2154415), (70, 1723532), (140, 861766), (280, 430883)]