5278940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4327}}^1$

素因数の和:4397

約数の個数: 24

約数和(自身を含む): 11270112

約数和(自身を除く): 5991172

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 4327, 8654, 17308, 21635, 43270, 86540, 263947, 527894, 1055788, 1319735, 2639470, 5278940]

約数ペア:

[(1, 5278940), (2, 2639470), (4, 1319735), (5, 1055788), (10, 527894), (20, 263947), (61, 86540), (122, 43270), (244, 21635), (305, 17308), (610, 8654), (1220, 4327)]