20685030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2861}}^1$

素因数の和:3112

約数の個数: 32

約数和(自身を含む): 49867488

約数和(自身を除く): 29182458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2861, 3615, 5722, 7230, 8583, 14305, 17166, 28610, 42915, 85830, 689501, 1379002, 2068503, 3447505, 4137006, 6895010, 10342515, 20685030]

約数ペア:

[(1, 20685030), (2, 10342515), (3, 6895010), (5, 4137006), (6, 3447505), (10, 2068503), (15, 1379002), (30, 689501), (241, 85830), (482, 42915), (723, 28610), (1205, 17166), (1446, 14305), (2410, 8583), (2861, 7230), (3615, 5722)]