345440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 870912

約数和(自身を除く): 525472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 127, 136, 160, 170, 254, 272, 340, 508, 544, 635, 680, 1016, 1270, 1360, 2032, 2159, 2540, 2720, 4064, 4318, 5080, 8636, 10160, 10795, 17272, 20320, 21590, 34544, 43180, 69088, 86360, 172720, 345440]

約数ペア:

[(1, 345440), (2, 172720), (4, 86360), (5, 69088), (8, 43180), (10, 34544), (16, 21590), (17, 20320), (20, 17272), (32, 10795), (34, 10160), (40, 8636), (68, 5080), (80, 4318), (85, 4064), (127, 2720), (136, 2540), (160, 2159), (170, 2032), (254, 1360), (272, 1270), (340, 1016), (508, 680), (544, 635)]