30767240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109883}}^1$

素因数の和:109901

約数の個数: 32

約数和(自身を含む): 79116480

約数和(自身を除く): 48349240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109883, 219766, 439532, 549415, 769181, 879064, 1098830, 1538362, 2197660, 3076724, 3845905, 4395320, 6153448, 7691810, 15383620, 30767240]

約数ペア:

[(1, 30767240), (2, 15383620), (4, 7691810), (5, 6153448), (7, 4395320), (8, 3845905), (10, 3076724), (14, 2197660), (20, 1538362), (28, 1098830), (35, 879064), (40, 769181), (56, 549415), (70, 439532), (140, 219766), (280, 109883)]