19746120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2789}}^1$

素因数の和:2862

約数の個数: 64

約数和(自身を含む): 60264000

約数和(自身を除く): 40517880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 472, 590, 708, 885, 1180, 1416, 1770, 2360, 2789, 3540, 5578, 7080, 8367, 11156, 13945, 16734, 22312, 27890, 33468, 41835, 55780, 66936, 83670, 111560, 164551, 167340, 329102, 334680, 493653, 658204, 822755, 987306, 1316408, 1645510, 1974612, 2468265, 3291020, 3949224, 4936530, 6582040, 9873060, 19746120]

約数ペア:

[(1, 19746120), (2, 9873060), (3, 6582040), (4, 4936530), (5, 3949224), (6, 3291020), (8, 2468265), (10, 1974612), (12, 1645510), (15, 1316408), (20, 987306), (24, 822755), (30, 658204), (40, 493653), (59, 334680), (60, 329102), (118, 167340), (120, 164551), (177, 111560), (236, 83670), (295, 66936), (354, 55780), (472, 41835), (590, 33468), (708, 27890), (885, 22312), (1180, 16734), (1416, 13945), (1770, 11156), (2360, 8367), (2789, 7080), (3540, 5578)]