15300020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12541}}^1$

素因数の和:12611

約数の個数: 24

約数和(自身を含む): 32659368

約数和(自身を除く): 17359348

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 12541, 25082, 50164, 62705, 125410, 250820, 765001, 1530002, 3060004, 3825005, 7650010, 15300020]

約数ペア:

[(1, 15300020), (2, 7650010), (4, 3825005), (5, 3060004), (10, 1530002), (20, 765001), (61, 250820), (122, 125410), (244, 62705), (305, 50164), (610, 25082), (1220, 12541)]