8587180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 20885760

約数和(自身を除く): 12298580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 739, 830, 1162, 1478, 1660, 2324, 2905, 2956, 3695, 5173, 5810, 7390, 10346, 11620, 14780, 20692, 25865, 51730, 61337, 103460, 122674, 245348, 306685, 429359, 613370, 858718, 1226740, 1717436, 2146795, 4293590, 8587180]

約数ペア:

[(1, 8587180), (2, 4293590), (4, 2146795), (5, 1717436), (7, 1226740), (10, 858718), (14, 613370), (20, 429359), (28, 306685), (35, 245348), (70, 122674), (83, 103460), (140, 61337), (166, 51730), (332, 25865), (415, 20692), (581, 14780), (739, 11620), (830, 10346), (1162, 7390), (1478, 5810), (1660, 5173), (2324, 3695), (2905, 2956)]