30288520

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6701}}^1$

素因数の和:6825

約数の個数: 32

約数和(自身を含む): 68762520

約数和(自身を除く): 38474000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 6701, 13402, 26804, 33505, 53608, 67010, 134020, 268040, 757213, 1514426, 3028852, 3786065, 6057704, 7572130, 15144260, 30288520]

約数ペア:

[(1, 30288520), (2, 15144260), (4, 7572130), (5, 6057704), (8, 3786065), (10, 3028852), (20, 1514426), (40, 757213), (113, 268040), (226, 134020), (452, 67010), (565, 53608), (904, 33505), (1130, 26804), (2260, 13402), (4520, 6701)]