30203020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 65193408

約数和(自身を除く): 34990388

約数列:

[1, 2, 4, 5, 10, 20, 73, 137, 146, 151, 274, 292, 302, 365, 548, 604, 685, 730, 755, 1370, 1460, 1510, 2740, 3020, 10001, 11023, 20002, 20687, 22046, 40004, 41374, 44092, 50005, 55115, 82748, 100010, 103435, 110230, 200020, 206870, 220460, 413740, 1510151, 3020302, 6040604, 7550755, 15101510, 30203020]

約数ペア:

[(1, 30203020), (2, 15101510), (4, 7550755), (5, 6040604), (10, 3020302), (20, 1510151), (73, 413740), (137, 220460), (146, 206870), (151, 200020), (274, 110230), (292, 103435), (302, 100010), (365, 82748), (548, 55115), (604, 50005), (685, 44092), (730, 41374), (755, 40004), (1370, 22046), (1460, 20687), (1510, 20002), (2740, 11023), (3020, 10001)]