262262140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{2711}}^1$

素因数の和:3418

約数の個数: 48

約数和(自身を含む): 630572544

約数和(自身を除く): 368310404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 691, 1382, 2711, 2764, 3455, 4837, 5422, 6910, 9674, 10844, 13555, 13820, 18977, 19348, 24185, 27110, 37954, 48370, 54220, 75908, 94885, 96740, 189770, 379540, 1873301, 3746602, 7493204, 9366505, 13113107, 18733010, 26226214, 37466020, 52452428, 65565535, 131131070, 262262140]

約数ペア:

[(1, 262262140), (2, 131131070), (4, 65565535), (5, 52452428), (7, 37466020), (10, 26226214), (14, 18733010), (20, 13113107), (28, 9366505), (35, 7493204), (70, 3746602), (140, 1873301), (691, 379540), (1382, 189770), (2711, 96740), (2764, 94885), (3455, 75908), (4837, 54220), (5422, 48370), (6910, 37954), (9674, 27110), (10844, 24185), (13555, 19348), (13820, 18977)]