30858872

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 64638000

約数和(自身を除く): 33779128

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 121, 142, 242, 284, 449, 484, 568, 781, 898, 968, 1562, 1796, 3124, 3592, 4939, 6248, 8591, 9878, 17182, 19756, 31879, 34364, 39512, 54329, 63758, 68728, 108658, 127516, 217316, 255032, 350669, 434632, 701338, 1402676, 2805352, 3857359, 7714718, 15429436, 30858872]

約数ペア:

[(1, 30858872), (2, 15429436), (4, 7714718), (8, 3857359), (11, 2805352), (22, 1402676), (44, 701338), (71, 434632), (88, 350669), (121, 255032), (142, 217316), (242, 127516), (284, 108658), (449, 68728), (484, 63758), (568, 54329), (781, 39512), (898, 34364), (968, 31879), (1562, 19756), (1796, 17182), (3124, 9878), (3592, 8591), (4939, 6248)]