1939810520

素因数分解:

$2^3\times 5^1\times {\mathrm{911}}^1\times {\mathrm{53233}}^1$

素因数の和:54155

約数の個数: 32

約数和(自身を含む): 4369446720

約数和(自身を除く): 2429636200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 911, 1822, 3644, 4555, 7288, 9110, 18220, 36440, 53233, 106466, 212932, 266165, 425864, 532330, 1064660, 2129320, 48495263, 96990526, 193981052, 242476315, 387962104, 484952630, 969905260, 1939810520]

約数ペア:

[(1, 1939810520), (2, 969905260), (4, 484952630), (5, 387962104), (8, 242476315), (10, 193981052), (20, 96990526), (40, 48495263), (911, 2129320), (1822, 1064660), (3644, 532330), (4555, 425864), (7288, 266165), (9110, 212932), (18220, 106466), (36440, 53233)]