1381760

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 3525120

約数和(自身を除く): 2143360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 127, 128, 136, 160, 170, 254, 272, 320, 340, 508, 544, 635, 640, 680, 1016, 1088, 1270, 1360, 2032, 2159, 2176, 2540, 2720, 4064, 4318, 5080, 5440, 8128, 8636, 10160, 10795, 10880, 16256, 17272, 20320, 21590, 34544, 40640, 43180, 69088, 81280, 86360, 138176, 172720, 276352, 345440, 690880, 1381760]

約数ペア:

[(1, 1381760), (2, 690880), (4, 345440), (5, 276352), (8, 172720), (10, 138176), (16, 86360), (17, 81280), (20, 69088), (32, 43180), (34, 40640), (40, 34544), (64, 21590), (68, 20320), (80, 17272), (85, 16256), (127, 10880), (128, 10795), (136, 10160), (160, 8636), (170, 8128), (254, 5440), (272, 5080), (320, 4318), (340, 4064), (508, 2720), (544, 2540), (635, 2176), (640, 2159), (680, 2032), (1016, 1360), (1088, 1270)]