20662050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 54960768

約数和(自身を除く): 34298718

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 53, 69, 75, 106, 113, 115, 138, 150, 159, 226, 230, 265, 318, 339, 345, 530, 565, 575, 678, 690, 795, 1130, 1150, 1219, 1325, 1590, 1695, 1725, 2438, 2599, 2650, 2825, 3390, 3450, 3657, 3975, 5198, 5650, 5989, 6095, 7314, 7797, 7950, 8475, 11978, 12190, 12995, 15594, 16950, 17967, 18285, 25990, 29945, 30475, 35934, 36570, 38985, 59890, 60950, 64975, 77970, 89835, 91425, 129950, 137747, 149725, 179670, 182850, 194925, 275494, 299450, 389850, 413241, 449175, 688735, 826482, 898350, 1377470, 2066205, 3443675, 4132410, 6887350, 10331025, 20662050]

約数ペア:

[(1, 20662050), (2, 10331025), (3, 6887350), (5, 4132410), (6, 3443675), (10, 2066205), (15, 1377470), (23, 898350), (25, 826482), (30, 688735), (46, 449175), (50, 413241), (53, 389850), (69, 299450), (75, 275494), (106, 194925), (113, 182850), (115, 179670), (138, 149725), (150, 137747), (159, 129950), (226, 91425), (230, 89835), (265, 77970), (318, 64975), (339, 60950), (345, 59890), (530, 38985), (565, 36570), (575, 35934), (678, 30475), (690, 29945), (795, 25990), (1130, 18285), (1150, 17967), (1219, 16950), (1325, 15594), (1590, 12995), (1695, 12190), (1725, 11978), (2438, 8475), (2599, 7950), (2650, 7797), (2825, 7314), (3390, 6095), (3450, 5989), (3657, 5650), (3975, 5198)]