19310880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40231}}^1$

素因数の和:40249

約数の個数: 48

約数和(自身を含む): 60830784

約数和(自身を除く): 41519904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40231, 80462, 120693, 160924, 201155, 241386, 321848, 402310, 482772, 603465, 643696, 804620, 965544, 1206930, 1287392, 1609240, 1931088, 2413860, 3218480, 3862176, 4827720, 6436960, 9655440, 19310880]

約数ペア:

[(1, 19310880), (2, 9655440), (3, 6436960), (4, 4827720), (5, 3862176), (6, 3218480), (8, 2413860), (10, 1931088), (12, 1609240), (15, 1287392), (16, 1206930), (20, 965544), (24, 804620), (30, 643696), (32, 603465), (40, 482772), (48, 402310), (60, 321848), (80, 241386), (96, 201155), (120, 160924), (160, 120693), (240, 80462), (480, 40231)]