285560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 718200

約数和(自身を除く): 432640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 121, 220, 236, 242, 295, 440, 472, 484, 590, 605, 649, 968, 1180, 1210, 1298, 2360, 2420, 2596, 3245, 4840, 5192, 6490, 7139, 12980, 14278, 25960, 28556, 35695, 57112, 71390, 142780, 285560]

約数ペア:

[(1, 285560), (2, 142780), (4, 71390), (5, 57112), (8, 35695), (10, 28556), (11, 25960), (20, 14278), (22, 12980), (40, 7139), (44, 6490), (55, 5192), (59, 4840), (88, 3245), (110, 2596), (118, 2420), (121, 2360), (220, 1298), (236, 1210), (242, 1180), (295, 968), (440, 649), (472, 605), (484, 590)]