20345130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17389}}^1$

素因数の和:17415

約数の個数: 48

約数和(自身を含む): 56969640

約数和(自身を除く): 36624510

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17389, 34778, 52167, 86945, 104334, 156501, 173890, 226057, 260835, 313002, 452114, 521670, 678171, 782505, 1130285, 1356342, 1565010, 2034513, 2260570, 3390855, 4069026, 6781710, 10172565, 20345130]

約数ペア:

[(1, 20345130), (2, 10172565), (3, 6781710), (5, 4069026), (6, 3390855), (9, 2260570), (10, 2034513), (13, 1565010), (15, 1356342), (18, 1130285), (26, 782505), (30, 678171), (39, 521670), (45, 452114), (65, 313002), (78, 260835), (90, 226057), (117, 173890), (130, 156501), (195, 104334), (234, 86945), (390, 52167), (585, 34778), (1170, 17389)]