47118520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 109058400

約数和(自身を除く): 61939880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 107, 109, 202, 214, 218, 404, 428, 436, 505, 535, 545, 808, 856, 872, 1010, 1070, 1090, 2020, 2140, 2180, 4040, 4280, 4360, 10807, 11009, 11663, 21614, 22018, 23326, 43228, 44036, 46652, 54035, 55045, 58315, 86456, 88072, 93304, 108070, 110090, 116630, 216140, 220180, 233260, 432280, 440360, 466520, 1177963, 2355926, 4711852, 5889815, 9423704, 11779630, 23559260, 47118520]

約数ペア:

[(1, 47118520), (2, 23559260), (4, 11779630), (5, 9423704), (8, 5889815), (10, 4711852), (20, 2355926), (40, 1177963), (101, 466520), (107, 440360), (109, 432280), (202, 233260), (214, 220180), (218, 216140), (404, 116630), (428, 110090), (436, 108070), (505, 93304), (535, 88072), (545, 86456), (808, 58315), (856, 55045), (872, 54035), (1010, 46652), (1070, 44036), (1090, 43228), (2020, 23326), (2140, 22018), (2180, 21614), (4040, 11663), (4280, 11009), (4360, 10807)]