8572420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 20079360

約数和(自身を除く): 11506940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1327, 1615, 2654, 3230, 5308, 6460, 6635, 13270, 22559, 25213, 26540, 45118, 50426, 90236, 100852, 112795, 126065, 225590, 252130, 428621, 451180, 504260, 857242, 1714484, 2143105, 4286210, 8572420]

約数ペア:

[(1, 8572420), (2, 4286210), (4, 2143105), (5, 1714484), (10, 857242), (17, 504260), (19, 451180), (20, 428621), (34, 252130), (38, 225590), (68, 126065), (76, 112795), (85, 100852), (95, 90236), (170, 50426), (190, 45118), (323, 26540), (340, 25213), (380, 22559), (646, 13270), (1292, 6635), (1327, 6460), (1615, 5308), (2654, 3230)]