10865800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 27830250

約数和(自身を除く): 16964450

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 449, 484, 550, 605, 898, 968, 1100, 1210, 1796, 2200, 2245, 2420, 3025, 3592, 4490, 4840, 4939, 6050, 8980, 9878, 11225, 12100, 17960, 19756, 22450, 24200, 24695, 39512, 44900, 49390, 54329, 89800, 98780, 108658, 123475, 197560, 217316, 246950, 271645, 434632, 493900, 543290, 987800, 1086580, 1358225, 2173160, 2716450, 5432900, 10865800]

約数ペア:

[(1, 10865800), (2, 5432900), (4, 2716450), (5, 2173160), (8, 1358225), (10, 1086580), (11, 987800), (20, 543290), (22, 493900), (25, 434632), (40, 271645), (44, 246950), (50, 217316), (55, 197560), (88, 123475), (100, 108658), (110, 98780), (121, 89800), (200, 54329), (220, 49390), (242, 44900), (275, 39512), (440, 24695), (449, 24200), (484, 22450), (550, 19756), (605, 17960), (898, 12100), (968, 11225), (1100, 9878), (1210, 8980), (1796, 6050), (2200, 4939), (2245, 4840), (2420, 4490), (3025, 3592)]