22250890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 20050550

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 1087, 2047, 2174, 4094, 5435, 10235, 10870, 20470, 25001, 50002, 96743, 125005, 193486, 250010, 483715, 967430, 2225089, 4450178, 11125445, 22250890]

約数ペア:

[(1, 22250890), (2, 11125445), (5, 4450178), (10, 2225089), (23, 967430), (46, 483715), (89, 250010), (115, 193486), (178, 125005), (230, 96743), (445, 50002), (890, 25001), (1087, 20470), (2047, 10870), (2174, 10235), (4094, 5435)]