25520520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{212671}}^1$

素因数の和:212685

約数の個数: 32

約数和(自身を含む): 76561920

約数和(自身を除く): 51041400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 212671, 425342, 638013, 850684, 1063355, 1276026, 1701368, 2126710, 2552052, 3190065, 4253420, 5104104, 6380130, 8506840, 12760260, 25520520]

約数ペア:

[(1, 25520520), (2, 12760260), (3, 8506840), (4, 6380130), (5, 5104104), (6, 4253420), (8, 3190065), (10, 2552052), (12, 2126710), (15, 1701368), (20, 1276026), (24, 1063355), (30, 850684), (40, 638013), (60, 425342), (120, 212671)]