19958520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2819}}^1$

素因数の和:2892

約数の個数: 64

約数和(自身を含む): 60912000

約数和(自身を除く): 40953480

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, 2819, 3540, 5638, 7080, 8457, 11276, 14095, 16914, 22552, 28190, 33828, 42285, 56380, 67656, 84570, 112760, 166321, 169140, 332642, 338280, 498963, 665284, 831605, 997926, 1330568, 1663210, 1995852, 2494815, 3326420, 3991704, 4989630, 6652840, 9979260, 19958520]

約数ペア:

[(1, 19958520), (2, 9979260), (3, 6652840), (4, 4989630), (5, 3991704), (6, 3326420), (8, 2494815), (10, 1995852), (12, 1663210), (15, 1330568), (20, 997926), (24, 831605), (30, 665284), (40, 498963), (59, 338280), (60, 332642), (118, 169140), (120, 166321), (177, 112760), (236, 84570), (295, 67656), (354, 56380), (472, 42285), (590, 33828), (708, 28190), (885, 22552), (1180, 16914), (1416, 14095), (1770, 11276), (2360, 8457), (2819, 7080), (3540, 5638)]