21977200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 61996032

約数和(自身を除く): 40018832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 47, 50, 56, 70, 80, 94, 100, 112, 140, 167, 175, 188, 200, 235, 280, 329, 334, 350, 376, 400, 470, 560, 658, 668, 700, 752, 835, 940, 1169, 1175, 1316, 1336, 1400, 1645, 1670, 1880, 2338, 2350, 2632, 2672, 2800, 3290, 3340, 3760, 4175, 4676, 4700, 5264, 5845, 6580, 6680, 7849, 8225, 8350, 9352, 9400, 11690, 13160, 13360, 15698, 16450, 16700, 18704, 18800, 23380, 26320, 29225, 31396, 32900, 33400, 39245, 46760, 54943, 58450, 62792, 65800, 66800, 78490, 93520, 109886, 116900, 125584, 131600, 156980, 196225, 219772, 233800, 274715, 313960, 392450, 439544, 467600, 549430, 627920, 784900, 879088, 1098860, 1373575, 1569800, 2197720, 2747150, 3139600, 4395440, 5494300, 10988600, 21977200]

約数ペア:

[(1, 21977200), (2, 10988600), (4, 5494300), (5, 4395440), (7, 3139600), (8, 2747150), (10, 2197720), (14, 1569800), (16, 1373575), (20, 1098860), (25, 879088), (28, 784900), (35, 627920), (40, 549430), (47, 467600), (50, 439544), (56, 392450), (70, 313960), (80, 274715), (94, 233800), (100, 219772), (112, 196225), (140, 156980), (167, 131600), (175, 125584), (188, 116900), (200, 109886), (235, 93520), (280, 78490), (329, 66800), (334, 65800), (350, 62792), (376, 58450), (400, 54943), (470, 46760), (560, 39245), (658, 33400), (668, 32900), (700, 31396), (752, 29225), (835, 26320), (940, 23380), (1169, 18800), (1175, 18704), (1316, 16700), (1336, 16450), (1400, 15698), (1645, 13360), (1670, 13160), (1880, 11690), (2338, 9400), (2350, 9352), (2632, 8350), (2672, 8225), (2800, 7849), (3290, 6680), (3340, 6580), (3760, 5845), (4175, 5264), (4676, 4700)]