40019000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{5717}}^1$

素因数の和:5745

約数の個数: 64

約数和(自身を含む): 107040960

約数和(自身を除く): 67021960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 5717, 7000, 11434, 22868, 28585, 40019, 45736, 57170, 80038, 114340, 142925, 160076, 200095, 228680, 285850, 320152, 400190, 571700, 714625, 800380, 1000475, 1143400, 1429250, 1600760, 2000950, 2858500, 4001900, 5002375, 5717000, 8003800, 10004750, 20009500, 40019000]

約数ペア:

[(1, 40019000), (2, 20009500), (4, 10004750), (5, 8003800), (7, 5717000), (8, 5002375), (10, 4001900), (14, 2858500), (20, 2000950), (25, 1600760), (28, 1429250), (35, 1143400), (40, 1000475), (50, 800380), (56, 714625), (70, 571700), (100, 400190), (125, 320152), (140, 285850), (175, 228680), (200, 200095), (250, 160076), (280, 142925), (350, 114340), (500, 80038), (700, 57170), (875, 45736), (1000, 40019), (1400, 28585), (1750, 22868), (3500, 11434), (5717, 7000)]