20740050

素因数分解:

$2^1\times 3^6\times 5^2\times {\mathrm{569}}^1$

素因数の和:599

約数の個数: 84

約数和(自身を含む): 57939930

約数和(自身を除く): 37199880

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 243, 270, 405, 450, 486, 569, 675, 729, 810, 1138, 1215, 1350, 1458, 1707, 2025, 2430, 2845, 3414, 3645, 4050, 5121, 5690, 6075, 7290, 8535, 10242, 12150, 14225, 15363, 17070, 18225, 25605, 28450, 30726, 36450, 42675, 46089, 51210, 76815, 85350, 92178, 128025, 138267, 153630, 230445, 256050, 276534, 384075, 414801, 460890, 691335, 768150, 829602, 1152225, 1382670, 2074005, 2304450, 3456675, 4148010, 6913350, 10370025, 20740050]

約数ペア:

[(1, 20740050), (2, 10370025), (3, 6913350), (5, 4148010), (6, 3456675), (9, 2304450), (10, 2074005), (15, 1382670), (18, 1152225), (25, 829602), (27, 768150), (30, 691335), (45, 460890), (50, 414801), (54, 384075), (75, 276534), (81, 256050), (90, 230445), (135, 153630), (150, 138267), (162, 128025), (225, 92178), (243, 85350), (270, 76815), (405, 51210), (450, 46089), (486, 42675), (569, 36450), (675, 30726), (729, 28450), (810, 25605), (1138, 18225), (1215, 17070), (1350, 15363), (1458, 14225), (1707, 12150), (2025, 10242), (2430, 8535), (2845, 7290), (3414, 6075), (3645, 5690), (4050, 5121)]