201870640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1013}}^1$

素因数の和:1126

約数の個数: 80

約数和(自身を含む): 488861568

約数和(自身を除く): 286990928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 53, 80, 94, 106, 188, 212, 235, 265, 376, 424, 470, 530, 752, 848, 940, 1013, 1060, 1880, 2026, 2120, 2491, 3760, 4052, 4240, 4982, 5065, 8104, 9964, 10130, 12455, 16208, 19928, 20260, 24910, 39856, 40520, 47611, 49820, 53689, 81040, 95222, 99640, 107378, 190444, 199280, 214756, 238055, 268445, 380888, 429512, 476110, 536890, 761776, 859024, 952220, 1073780, 1904440, 2147560, 2523383, 3808880, 4295120, 5046766, 10093532, 12616915, 20187064, 25233830, 40374128, 50467660, 100935320, 201870640]

約数ペア:

[(1, 201870640), (2, 100935320), (4, 50467660), (5, 40374128), (8, 25233830), (10, 20187064), (16, 12616915), (20, 10093532), (40, 5046766), (47, 4295120), (53, 3808880), (80, 2523383), (94, 2147560), (106, 1904440), (188, 1073780), (212, 952220), (235, 859024), (265, 761776), (376, 536890), (424, 476110), (470, 429512), (530, 380888), (752, 268445), (848, 238055), (940, 214756), (1013, 199280), (1060, 190444), (1880, 107378), (2026, 99640), (2120, 95222), (2491, 81040), (3760, 53689), (4052, 49820), (4240, 47611), (4982, 40520), (5065, 39856), (8104, 24910), (9964, 20260), (10130, 19928), (12455, 16208)]