31608420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5431}}^1$

素因数の和:5540

約数の個数: 48

約数和(自身を含む): 89432448

約数和(自身を除く): 57824028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5431, 5820, 10862, 16293, 21724, 27155, 32586, 54310, 65172, 81465, 108620, 162930, 325860, 526807, 1053614, 1580421, 2107228, 2634035, 3160842, 5268070, 6321684, 7902105, 10536140, 15804210, 31608420]

約数ペア:

[(1, 31608420), (2, 15804210), (3, 10536140), (4, 7902105), (5, 6321684), (6, 5268070), (10, 3160842), (12, 2634035), (15, 2107228), (20, 1580421), (30, 1053614), (60, 526807), (97, 325860), (194, 162930), (291, 108620), (388, 81465), (485, 65172), (582, 54310), (970, 32586), (1164, 27155), (1455, 21724), (1940, 16293), (2910, 10862), (5431, 5820)]