495686020

素因数分解:

$2^2\times 5^1\times {\mathrm{2393}}^1\times {\mathrm{10357}}^1$

素因数の和:12759

約数の個数: 24

約数和(自身を含む): 1041476184

約数和(自身を除く): 545790164

約数列:

[1, 2, 4, 5, 10, 20, 2393, 4786, 9572, 10357, 11965, 20714, 23930, 41428, 47860, 51785, 103570, 207140, 24784301, 49568602, 99137204, 123921505, 247843010, 495686020]

約数ペア:

[(1, 495686020), (2, 247843010), (4, 123921505), (5, 99137204), (10, 49568602), (20, 24784301), (2393, 207140), (4786, 103570), (9572, 51785), (10357, 47860), (11965, 41428), (20714, 23930)]