408164060

素因数分解:

$2^2\times 5^1\times {\mathrm{2887}}^1\times {\mathrm{7069}}^1$

素因数の和:9965

約数の個数: 24

約数和(自身を含む): 857562720

約数和(自身を除く): 449398660

約数列:

[1, 2, 4, 5, 10, 20, 2887, 5774, 7069, 11548, 14138, 14435, 28276, 28870, 35345, 57740, 70690, 141380, 20408203, 40816406, 81632812, 102041015, 204082030, 408164060]

約数ペア:

[(1, 408164060), (2, 204082030), (4, 102041015), (5, 81632812), (10, 40816406), (20, 20408203), (2887, 141380), (5774, 70690), (7069, 57740), (11548, 35345), (14138, 28870), (14435, 28276)]