41485520

素因数分解:

$2^4\times 5^1\times {\mathrm{641}}^1\times {\mathrm{809}}^1$

素因数の和:1463

約数の個数: 40

約数和(自身を含む): 96723720

約数和(自身を除く): 55238200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 641, 809, 1282, 1618, 2564, 3205, 3236, 4045, 5128, 6410, 6472, 8090, 10256, 12820, 12944, 16180, 25640, 32360, 51280, 64720, 518569, 1037138, 2074276, 2592845, 4148552, 5185690, 8297104, 10371380, 20742760, 41485520]

約数ペア:

[(1, 41485520), (2, 20742760), (4, 10371380), (5, 8297104), (8, 5185690), (10, 4148552), (16, 2592845), (20, 2074276), (40, 1037138), (80, 518569), (641, 64720), (809, 51280), (1282, 32360), (1618, 25640), (2564, 16180), (3205, 12944), (3236, 12820), (4045, 10256), (5128, 8090), (6410, 6472)]