40565440

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1163}}^1$

素因数の和:1289

約数の個数: 56

約数和(自身を含む): 97566480

約数和(自身を除く): 57001040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1163, 1744, 2180, 2326, 3488, 4360, 4652, 5815, 6976, 8720, 9304, 11630, 17440, 18608, 23260, 34880, 37216, 46520, 74432, 93040, 126767, 186080, 253534, 372160, 507068, 633835, 1014136, 1267670, 2028272, 2535340, 4056544, 5070680, 8113088, 10141360, 20282720, 40565440]

約数ペア:

[(1, 40565440), (2, 20282720), (4, 10141360), (5, 8113088), (8, 5070680), (10, 4056544), (16, 2535340), (20, 2028272), (32, 1267670), (40, 1014136), (64, 633835), (80, 507068), (109, 372160), (160, 253534), (218, 186080), (320, 126767), (436, 93040), (545, 74432), (872, 46520), (1090, 37216), (1163, 34880), (1744, 23260), (2180, 18608), (2326, 17440), (3488, 11630), (4360, 9304), (4652, 8720), (5815, 6976)]