23704420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 51787008

約数和(自身を除く): 28082588

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 103, 148, 185, 206, 311, 370, 412, 515, 622, 740, 1030, 1244, 1555, 2060, 3110, 3811, 6220, 7622, 11507, 15244, 19055, 23014, 32033, 38110, 46028, 57535, 64066, 76220, 115070, 128132, 160165, 230140, 320330, 640660, 1185221, 2370442, 4740884, 5926105, 11852210, 23704420]

約数ペア:

[(1, 23704420), (2, 11852210), (4, 5926105), (5, 4740884), (10, 2370442), (20, 1185221), (37, 640660), (74, 320330), (103, 230140), (148, 160165), (185, 128132), (206, 115070), (311, 76220), (370, 64066), (412, 57535), (515, 46028), (622, 38110), (740, 32033), (1030, 23014), (1244, 19055), (1555, 15244), (2060, 11507), (3110, 7622), (3811, 6220)]