91380760

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{22619}}^1$

素因数の和:22731

約数の個数: 32

約数和(自身を含む): 207651600

約数和(自身を除く): 116270840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 22619, 45238, 90476, 113095, 180952, 226190, 452380, 904760, 2284519, 4569038, 9138076, 11422595, 18276152, 22845190, 45690380, 91380760]

約数ペア:

[(1, 91380760), (2, 45690380), (4, 22845190), (5, 18276152), (8, 11422595), (10, 9138076), (20, 4569038), (40, 2284519), (101, 904760), (202, 452380), (404, 226190), (505, 180952), (808, 113095), (1010, 90476), (2020, 45238), (4040, 22619)]