206872184420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12881207}}^1$

素因数の和:12881300

約数の個数: 48

約数和(自身を含む): 480417533568

約数和(自身を除く): 273545349148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 16060, 12881207, 25762414, 51524828, 64406035, 128812070, 141693277, 257624140, 283386554, 566773108, 708466385, 940328111, 1416932770, 1880656222, 2833865540, 3761312444, 4701640555, 9403281110, 10343609221, 18806562220, 20687218442, 41374436884, 51718046105, 103436092210, 206872184420]

約数ペア:

[(1, 206872184420), (2, 103436092210), (4, 51718046105), (5, 41374436884), (10, 20687218442), (11, 18806562220), (20, 10343609221), (22, 9403281110), (44, 4701640555), (55, 3761312444), (73, 2833865540), (110, 1880656222), (146, 1416932770), (220, 940328111), (292, 708466385), (365, 566773108), (730, 283386554), (803, 257624140), (1460, 141693277), (1606, 128812070), (3212, 64406035), (4015, 51524828), (8030, 25762414), (16060, 12881207)]