20702010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14083}}^1$

素因数の和:14107

約数の個数: 48

約数和(自身を含む): 57800736

約数和(自身を除く): 37098726

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14083, 28166, 42249, 70415, 84498, 98581, 140830, 197162, 211245, 295743, 422490, 492905, 591486, 690067, 985810, 1380134, 1478715, 2070201, 2957430, 3450335, 4140402, 6900670, 10351005, 20702010]

約数ペア:

[(1, 20702010), (2, 10351005), (3, 6900670), (5, 4140402), (6, 3450335), (7, 2957430), (10, 2070201), (14, 1478715), (15, 1380134), (21, 985810), (30, 690067), (35, 591486), (42, 492905), (49, 422490), (70, 295743), (98, 211245), (105, 197162), (147, 140830), (210, 98581), (245, 84498), (294, 70415), (490, 42249), (735, 28166), (1470, 14083)]