2820236020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3701}}^1\times {\mathrm{5443}}^1$

素因数の和:9160

約数の個数: 48

約数和(自身を含む): 6771639168

約数和(自身を除く): 3951403148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3701, 5443, 7402, 10886, 14804, 18505, 21772, 25907, 27215, 37010, 38101, 51814, 54430, 74020, 76202, 103628, 108860, 129535, 152404, 190505, 259070, 381010, 518140, 762020, 20144543, 40289086, 80578172, 100722715, 141011801, 201445430, 282023602, 402890860, 564047204, 705059005, 1410118010, 2820236020]

約数ペア:

[(1, 2820236020), (2, 1410118010), (4, 705059005), (5, 564047204), (7, 402890860), (10, 282023602), (14, 201445430), (20, 141011801), (28, 100722715), (35, 80578172), (70, 40289086), (140, 20144543), (3701, 762020), (5443, 518140), (7402, 381010), (10886, 259070), (14804, 190505), (18505, 152404), (21772, 129535), (25907, 108860), (27215, 103628), (37010, 76202), (38101, 74020), (51814, 54430)]