20700863010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{418961}}^1$

素因数の和:419041

約数の個数: 80

約数和(自身を含む): 56574952632

約数和(自身を除く): 35874089622

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 270, 305, 366, 405, 549, 610, 810, 915, 1098, 1647, 1830, 2745, 3294, 4941, 5490, 8235, 9882, 16470, 24705, 49410, 418961, 837922, 1256883, 2094805, 2513766, 3770649, 4189610, 6284415, 7541298, 11311947, 12568830, 18853245, 22623894, 25556621, 33935841, 37706490, 51113242, 56559735, 67871682, 76669863, 113119470, 127783105, 153339726, 169679205, 230009589, 255566210, 339358410, 383349315, 460019178, 690028767, 766698630, 1150047945, 1380057534, 2070086301, 2300095890, 3450143835, 4140172602, 6900287670, 10350431505, 20700863010]

約数ペア:

[(1, 20700863010), (2, 10350431505), (3, 6900287670), (5, 4140172602), (6, 3450143835), (9, 2300095890), (10, 2070086301), (15, 1380057534), (18, 1150047945), (27, 766698630), (30, 690028767), (45, 460019178), (54, 383349315), (61, 339358410), (81, 255566210), (90, 230009589), (122, 169679205), (135, 153339726), (162, 127783105), (183, 113119470), (270, 76669863), (305, 67871682), (366, 56559735), (405, 51113242), (549, 37706490), (610, 33935841), (810, 25556621), (915, 22623894), (1098, 18853245), (1647, 12568830), (1830, 11311947), (2745, 7541298), (3294, 6284415), (4941, 4189610), (5490, 3770649), (8235, 2513766), (9882, 2094805), (16470, 1256883), (24705, 837922), (49410, 418961)]