31138060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{25523}}^1$

素因数の和:25593

約数の個数: 24

約数和(自身を含む): 66464496

約数和(自身を除く): 35326436

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 25523, 51046, 102092, 127615, 255230, 510460, 1556903, 3113806, 6227612, 7784515, 15569030, 31138060]

約数ペア:

[(1, 31138060), (2, 15569030), (4, 7784515), (5, 6227612), (10, 3113806), (20, 1556903), (61, 510460), (122, 255230), (244, 127615), (305, 102092), (610, 51046), (1220, 25523)]