20054460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4027}}^1$

素因数の和:4122

約数の個数: 48

約数和(自身を含む): 56843136

約数和(自身を除く): 36788676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4027, 4980, 8054, 12081, 16108, 20135, 24162, 40270, 48324, 60405, 80540, 120810, 241620, 334241, 668482, 1002723, 1336964, 1671205, 2005446, 3342410, 4010892, 5013615, 6684820, 10027230, 20054460]

約数ペア:

[(1, 20054460), (2, 10027230), (3, 6684820), (4, 5013615), (5, 4010892), (6, 3342410), (10, 2005446), (12, 1671205), (15, 1336964), (20, 1002723), (30, 668482), (60, 334241), (83, 241620), (166, 120810), (249, 80540), (332, 60405), (415, 48324), (498, 40270), (830, 24162), (996, 20135), (1245, 16108), (1660, 12081), (2490, 8054), (4027, 4980)]