31126040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 79002000

約数和(自身を除く): 47875960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 109, 110, 118, 121, 218, 220, 236, 242, 295, 436, 440, 472, 484, 545, 590, 605, 649, 872, 968, 1090, 1180, 1199, 1210, 1298, 2180, 2360, 2398, 2420, 2596, 3245, 4360, 4796, 4840, 5192, 5995, 6431, 6490, 7139, 9592, 11990, 12862, 12980, 13189, 14278, 23980, 25724, 25960, 26378, 28556, 32155, 35695, 47960, 51448, 52756, 57112, 64310, 65945, 70741, 71390, 105512, 128620, 131890, 141482, 142780, 257240, 263780, 282964, 285560, 353705, 527560, 565928, 707410, 778151, 1414820, 1556302, 2829640, 3112604, 3890755, 6225208, 7781510, 15563020, 31126040]

約数ペア:

[(1, 31126040), (2, 15563020), (4, 7781510), (5, 6225208), (8, 3890755), (10, 3112604), (11, 2829640), (20, 1556302), (22, 1414820), (40, 778151), (44, 707410), (55, 565928), (59, 527560), (88, 353705), (109, 285560), (110, 282964), (118, 263780), (121, 257240), (218, 142780), (220, 141482), (236, 131890), (242, 128620), (295, 105512), (436, 71390), (440, 70741), (472, 65945), (484, 64310), (545, 57112), (590, 52756), (605, 51448), (649, 47960), (872, 35695), (968, 32155), (1090, 28556), (1180, 26378), (1199, 25960), (1210, 25724), (1298, 23980), (2180, 14278), (2360, 13189), (2398, 12980), (2420, 12862), (2596, 11990), (3245, 9592), (4360, 7139), (4796, 6490), (4840, 6431), (5192, 5995)]