89601740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 193536000

約数和(自身を除く): 103934260

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 199, 235, 398, 470, 479, 796, 940, 958, 995, 1916, 1990, 2395, 3980, 4790, 9353, 9580, 18706, 22513, 37412, 45026, 46765, 90052, 93530, 95321, 112565, 187060, 190642, 225130, 381284, 450260, 476605, 953210, 1906420, 4480087, 8960174, 17920348, 22400435, 44800870, 89601740]

約数ペア:

[(1, 89601740), (2, 44800870), (4, 22400435), (5, 17920348), (10, 8960174), (20, 4480087), (47, 1906420), (94, 953210), (188, 476605), (199, 450260), (235, 381284), (398, 225130), (470, 190642), (479, 187060), (796, 112565), (940, 95321), (958, 93530), (995, 90052), (1916, 46765), (1990, 45026), (2395, 37412), (3980, 22513), (4790, 18706), (9353, 9580)]