1907720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 4411800

約数和(自身を除く): 2504080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1289, 1480, 2578, 5156, 6445, 10312, 12890, 25780, 47693, 51560, 95386, 190772, 238465, 381544, 476930, 953860, 1907720]

約数ペア:

[(1, 1907720), (2, 953860), (4, 476930), (5, 381544), (8, 238465), (10, 190772), (20, 95386), (37, 51560), (40, 47693), (74, 25780), (148, 12890), (185, 10312), (296, 6445), (370, 5156), (740, 2578), (1289, 1480)]