38867238440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{261697}}^1$

素因数の和:261834

約数の個数: 64

約数和(自身を含む): 90442828800

約数和(自身を除く): 51575590360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 79, 94, 158, 188, 235, 316, 376, 395, 470, 632, 790, 940, 1580, 1880, 3160, 3713, 7426, 14852, 18565, 29704, 37130, 74260, 148520, 261697, 523394, 1046788, 1308485, 2093576, 2616970, 5233940, 10467880, 12299759, 20674063, 24599518, 41348126, 49199036, 61498795, 82696252, 98398072, 103370315, 122997590, 165392504, 206740630, 245995180, 413481260, 491990360, 826962520, 971680961, 1943361922, 3886723844, 4858404805, 7773447688, 9716809610, 19433619220, 38867238440]

約数ペア:

[(1, 38867238440), (2, 19433619220), (4, 9716809610), (5, 7773447688), (8, 4858404805), (10, 3886723844), (20, 1943361922), (40, 971680961), (47, 826962520), (79, 491990360), (94, 413481260), (158, 245995180), (188, 206740630), (235, 165392504), (316, 122997590), (376, 103370315), (395, 98398072), (470, 82696252), (632, 61498795), (790, 49199036), (940, 41348126), (1580, 24599518), (1880, 20674063), (3160, 12299759), (3713, 10467880), (7426, 5233940), (14852, 2616970), (18565, 2093576), (29704, 1308485), (37130, 1046788), (74260, 523394), (148520, 261697)]