40146880

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1151}}^1$

素因数の和:1277

約数の個数: 56

約数和(自身を含む): 96560640

約数和(自身を除く): 56413760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1151, 1744, 2180, 2302, 3488, 4360, 4604, 5755, 6976, 8720, 9208, 11510, 17440, 18416, 23020, 34880, 36832, 46040, 73664, 92080, 125459, 184160, 250918, 368320, 501836, 627295, 1003672, 1254590, 2007344, 2509180, 4014688, 5018360, 8029376, 10036720, 20073440, 40146880]

約数ペア:

[(1, 40146880), (2, 20073440), (4, 10036720), (5, 8029376), (8, 5018360), (10, 4014688), (16, 2509180), (20, 2007344), (32, 1254590), (40, 1003672), (64, 627295), (80, 501836), (109, 368320), (160, 250918), (218, 184160), (320, 125459), (436, 92080), (545, 73664), (872, 46040), (1090, 36832), (1151, 34880), (1744, 23020), (2180, 18416), (2302, 17440), (3488, 11510), (4360, 9208), (4604, 8720), (5755, 6976)]