38939220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{216329}}^1$

素因数の和:216344

約数の個数: 36

約数和(自身を含む): 118116180

約数和(自身を除く): 79176960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 216329, 432658, 648987, 865316, 1081645, 1297974, 1946961, 2163290, 2595948, 3244935, 3893922, 4326580, 6489870, 7787844, 9734805, 12979740, 19469610, 38939220]

約数ペア:

[(1, 38939220), (2, 19469610), (3, 12979740), (4, 9734805), (5, 7787844), (6, 6489870), (9, 4326580), (10, 3893922), (12, 3244935), (15, 2595948), (18, 2163290), (20, 1946961), (30, 1297974), (36, 1081645), (45, 865316), (60, 648987), (90, 432658), (180, 216329)]