86429420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56123}}^1$

素因数の和:56150

約数の個数: 48

約数和(自身を含む): 226291968

約数和(自身を除く): 139862548

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 56123, 112246, 224492, 280615, 392861, 561230, 617353, 785722, 1122460, 1234706, 1571444, 1964305, 2469412, 3086765, 3928610, 4321471, 6173530, 7857220, 8642942, 12347060, 17285884, 21607355, 43214710, 86429420]

約数ペア:

[(1, 86429420), (2, 43214710), (4, 21607355), (5, 17285884), (7, 12347060), (10, 8642942), (11, 7857220), (14, 6173530), (20, 4321471), (22, 3928610), (28, 3086765), (35, 2469412), (44, 1964305), (55, 1571444), (70, 1234706), (77, 1122460), (110, 785722), (140, 617353), (154, 561230), (220, 392861), (308, 280615), (385, 224492), (770, 112246), (1540, 56123)]