17550040

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{811}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 39609360

約数和(自身を除く): 22059320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 811, 1082, 1622, 2164, 2705, 3244, 4055, 4328, 5410, 6488, 8110, 10820, 16220, 21640, 32440, 438751, 877502, 1755004, 2193755, 3510008, 4387510, 8775020, 17550040]

約数ペア:

[(1, 17550040), (2, 8775020), (4, 4387510), (5, 3510008), (8, 2193755), (10, 1755004), (20, 877502), (40, 438751), (541, 32440), (811, 21640), (1082, 16220), (1622, 10820), (2164, 8110), (2705, 6488), (3244, 5410), (4055, 4328)]