1008366640

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{213637}}^1$

素因数の和:213709

約数の個数: 40

約数和(自身を含む): 2384200080

約数和(自身を除く): 1375833440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 213637, 427274, 854548, 1068185, 1709096, 2136370, 3418192, 4272740, 8545480, 12604583, 17090960, 25209166, 50418332, 63022915, 100836664, 126045830, 201673328, 252091660, 504183320, 1008366640]

約数ペア:

[(1, 1008366640), (2, 504183320), (4, 252091660), (5, 201673328), (8, 126045830), (10, 100836664), (16, 63022915), (20, 50418332), (40, 25209166), (59, 17090960), (80, 12604583), (118, 8545480), (236, 4272740), (295, 3418192), (472, 2136370), (590, 1709096), (944, 1068185), (1180, 854548), (2360, 427274), (4720, 213637)]