15940690

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6961}}^1$

素因数の和:7197

約数の個数: 16

約数和(自身を含む): 28822680

約数和(自身を除く): 12881990

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 6961, 13922, 34805, 69610, 1594069, 3188138, 7970345, 15940690]

約数ペア:

[(1, 15940690), (2, 7970345), (5, 3188138), (10, 1594069), (229, 69610), (458, 34805), (1145, 13922), (2290, 6961)]