2017385680

素因数分解:

$2^4\times 5^1\times {\mathrm{907}}^1\times {\mathrm{27803}}^1$

素因数の和:28723

約数の個数: 40

約数和(自身を含む): 4695761952

約数和(自身を除く): 2678376272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 907, 1814, 3628, 4535, 7256, 9070, 14512, 18140, 27803, 36280, 55606, 72560, 111212, 139015, 222424, 278030, 444848, 556060, 1112120, 2224240, 25217321, 50434642, 100869284, 126086605, 201738568, 252173210, 403477136, 504346420, 1008692840, 2017385680]

約数ペア:

[(1, 2017385680), (2, 1008692840), (4, 504346420), (5, 403477136), (8, 252173210), (10, 201738568), (16, 126086605), (20, 100869284), (40, 50434642), (80, 25217321), (907, 2224240), (1814, 1112120), (3628, 556060), (4535, 444848), (7256, 278030), (9070, 222424), (14512, 139015), (18140, 111212), (27803, 72560), (36280, 55606)]