54491180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 119024640

約数和(自身を除く): 64533460

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 491, 620, 716, 895, 982, 1790, 1964, 2455, 3580, 4910, 5549, 9820, 11098, 15221, 22196, 27745, 30442, 55490, 60884, 76105, 87889, 110980, 152210, 175778, 304420, 351556, 439445, 878890, 1757780, 2724559, 5449118, 10898236, 13622795, 27245590, 54491180]

約数ペア:

[(1, 54491180), (2, 27245590), (4, 13622795), (5, 10898236), (10, 5449118), (20, 2724559), (31, 1757780), (62, 878890), (124, 439445), (155, 351556), (179, 304420), (310, 175778), (358, 152210), (491, 110980), (620, 87889), (716, 76105), (895, 60884), (982, 55490), (1790, 30442), (1964, 27745), (2455, 22196), (3580, 15221), (4910, 11098), (5549, 9820)]