866294020

素因数分解:

$2^2\times 5^1\times {\mathrm{6367}}^1\times {\mathrm{6803}}^1$

素因数の和:13179

約数の個数: 24

約数和(自身を含む): 1819770624

約数和(自身を除く): 953476604

約数列:

[1, 2, 4, 5, 10, 20, 6367, 6803, 12734, 13606, 25468, 27212, 31835, 34015, 63670, 68030, 127340, 136060, 43314701, 86629402, 173258804, 216573505, 433147010, 866294020]

約数ペア:

[(1, 866294020), (2, 433147010), (4, 216573505), (5, 173258804), (10, 86629402), (20, 43314701), (6367, 136060), (6803, 127340), (12734, 68030), (13606, 63670), (25468, 34015), (27212, 31835)]