31364780

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11447}}^1$

素因数の和:11593

約数の個数: 24

約数和(自身を含む): 66352608

約数和(自身を除く): 34987828

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 11447, 22894, 45788, 57235, 114470, 228940, 1568239, 3136478, 6272956, 7841195, 15682390, 31364780]

約数ペア:

[(1, 31364780), (2, 15682390), (4, 7841195), (5, 6272956), (10, 3136478), (20, 1568239), (137, 228940), (274, 114470), (548, 57235), (685, 45788), (1370, 22894), (2740, 11447)]