38122020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211789}}^1$

素因数の和:211804

約数の個数: 36

約数和(自身を含む): 115637340

約数和(自身を除く): 77515320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211789, 423578, 635367, 847156, 1058945, 1270734, 1906101, 2117890, 2541468, 3176835, 3812202, 4235780, 6353670, 7624404, 9530505, 12707340, 19061010, 38122020]

約数ペア:

[(1, 38122020), (2, 19061010), (3, 12707340), (4, 9530505), (5, 7624404), (6, 6353670), (9, 4235780), (10, 3812202), (12, 3176835), (15, 2541468), (18, 2117890), (20, 1906101), (30, 1270734), (36, 1058945), (45, 847156), (60, 635367), (90, 423578), (180, 211789)]