193680520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{440183}}^1$

素因数の和:440205

約数の個数: 32

約数和(自身を含む): 475398720

約数和(自身を除く): 281718200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 440183, 880366, 1760732, 2200915, 3521464, 4401830, 4842013, 8803660, 9684026, 17607320, 19368052, 24210065, 38736104, 48420130, 96840260, 193680520]

約数ペア:

[(1, 193680520), (2, 96840260), (4, 48420130), (5, 38736104), (8, 24210065), (10, 19368052), (11, 17607320), (20, 9684026), (22, 8803660), (40, 4842013), (44, 4401830), (55, 3521464), (88, 2200915), (110, 1760732), (220, 880366), (440, 440183)]