20061180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1889}}^1$

素因数の和:1963

約数の個数: 72

約数和(自身を含む): 61916400

約数和(自身を除く): 41855220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 1889, 2124, 2655, 3540, 3778, 5310, 5667, 7556, 9445, 10620, 11334, 17001, 18890, 22668, 28335, 34002, 37780, 56670, 68004, 85005, 111451, 113340, 170010, 222902, 334353, 340020, 445804, 557255, 668706, 1003059, 1114510, 1337412, 1671765, 2006118, 2229020, 3343530, 4012236, 5015295, 6687060, 10030590, 20061180]

約数ペア:

[(1, 20061180), (2, 10030590), (3, 6687060), (4, 5015295), (5, 4012236), (6, 3343530), (9, 2229020), (10, 2006118), (12, 1671765), (15, 1337412), (18, 1114510), (20, 1003059), (30, 668706), (36, 557255), (45, 445804), (59, 340020), (60, 334353), (90, 222902), (118, 170010), (177, 113340), (180, 111451), (236, 85005), (295, 68004), (354, 56670), (531, 37780), (590, 34002), (708, 28335), (885, 22668), (1062, 18890), (1180, 17001), (1770, 11334), (1889, 10620), (2124, 9445), (2655, 7556), (3540, 5667), (3778, 5310)]