61814420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 134779008

約数和(自身を除く): 72964588

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 103, 148, 185, 206, 370, 412, 515, 740, 811, 1030, 1622, 2060, 3244, 3811, 4055, 7622, 8110, 15244, 16220, 19055, 30007, 38110, 60014, 76220, 83533, 120028, 150035, 167066, 300070, 334132, 417665, 600140, 835330, 1670660, 3090721, 6181442, 12362884, 15453605, 30907210, 61814420]

約数ペア:

[(1, 61814420), (2, 30907210), (4, 15453605), (5, 12362884), (10, 6181442), (20, 3090721), (37, 1670660), (74, 835330), (103, 600140), (148, 417665), (185, 334132), (206, 300070), (370, 167066), (412, 150035), (515, 120028), (740, 83533), (811, 76220), (1030, 60014), (1622, 38110), (2060, 30007), (3244, 19055), (3811, 16220), (4055, 15244), (7622, 8110)]