2016395780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{197299}}^1$

素因数の和:197388

約数の個数: 48

約数和(自身を含む): 4905667200

約数和(自身を除く): 2889271420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 197299, 394598, 789196, 986495, 1381093, 1972990, 2762186, 3945980, 5524372, 6905465, 13810930, 14402827, 27621860, 28805654, 57611308, 72014135, 100819789, 144028270, 201639578, 288056540, 403279156, 504098945, 1008197890, 2016395780]

約数ペア:

[(1, 2016395780), (2, 1008197890), (4, 504098945), (5, 403279156), (7, 288056540), (10, 201639578), (14, 144028270), (20, 100819789), (28, 72014135), (35, 57611308), (70, 28805654), (73, 27621860), (140, 14402827), (146, 13810930), (292, 6905465), (365, 5524372), (511, 3945980), (730, 2762186), (1022, 1972990), (1460, 1381093), (2044, 986495), (2555, 789196), (5110, 394598), (10220, 197299)]