40507890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28729}}^1$

素因数の和:28786

約数の個数: 32

約数和(自身を含む): 99290880

約数和(自身を除く): 58782990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 28729, 57458, 86187, 143645, 172374, 287290, 430935, 861870, 1350263, 2700526, 4050789, 6751315, 8101578, 13502630, 20253945, 40507890]

約数ペア:

[(1, 40507890), (2, 20253945), (3, 13502630), (5, 8101578), (6, 6751315), (10, 4050789), (15, 2700526), (30, 1350263), (47, 861870), (94, 430935), (141, 287290), (235, 172374), (282, 143645), (470, 86187), (705, 57458), (1410, 28729)]