20700810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1361}}^1$

素因数の和:1400

約数の個数: 72

約数和(自身を含む): 58323564

約数和(自身を除く): 37622754

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1361, 1521, 1690, 2535, 2722, 3042, 4083, 5070, 6805, 7605, 8166, 12249, 13610, 15210, 17693, 20415, 24498, 35386, 40830, 53079, 61245, 88465, 106158, 122490, 159237, 176930, 230009, 265395, 318474, 460018, 530790, 690027, 796185, 1150045, 1380054, 1592370, 2070081, 2300090, 3450135, 4140162, 6900270, 10350405, 20700810]

約数ペア:

[(1, 20700810), (2, 10350405), (3, 6900270), (5, 4140162), (6, 3450135), (9, 2300090), (10, 2070081), (13, 1592370), (15, 1380054), (18, 1150045), (26, 796185), (30, 690027), (39, 530790), (45, 460018), (65, 318474), (78, 265395), (90, 230009), (117, 176930), (130, 159237), (169, 122490), (195, 106158), (234, 88465), (338, 61245), (390, 53079), (507, 40830), (585, 35386), (845, 24498), (1014, 20415), (1170, 17693), (1361, 15210), (1521, 13610), (1690, 12249), (2535, 8166), (2722, 7605), (3042, 6805), (4083, 5070)]