196758980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11321}}^1$

素因数の和:11420

約数の個数: 48

約数和(自身を含む): 456503040

約数和(自身を除く): 259744060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 11321, 17380, 22642, 45284, 56605, 113210, 124531, 226420, 249062, 498124, 622655, 894359, 1245310, 1788718, 2490620, 3577436, 4471795, 8943590, 9837949, 17887180, 19675898, 39351796, 49189745, 98379490, 196758980]

約数ペア:

[(1, 196758980), (2, 98379490), (4, 49189745), (5, 39351796), (10, 19675898), (11, 17887180), (20, 9837949), (22, 8943590), (44, 4471795), (55, 3577436), (79, 2490620), (110, 1788718), (158, 1245310), (220, 894359), (316, 622655), (395, 498124), (790, 249062), (869, 226420), (1580, 124531), (1738, 113210), (3476, 56605), (4345, 45284), (8690, 22642), (11321, 17380)]