9840908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 21772800

約数和(自身を除く): 11931892

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 359, 623, 718, 979, 1246, 1436, 1958, 2492, 2513, 3916, 3949, 5026, 6853, 7898, 10052, 13706, 15796, 27412, 27643, 31951, 55286, 63902, 110572, 127804, 223657, 351461, 447314, 702922, 894628, 1405844, 2460227, 4920454, 9840908]

約数ペア:

[(1, 9840908), (2, 4920454), (4, 2460227), (7, 1405844), (11, 894628), (14, 702922), (22, 447314), (28, 351461), (44, 223657), (77, 127804), (89, 110572), (154, 63902), (178, 55286), (308, 31951), (356, 27643), (359, 27412), (623, 15796), (718, 13706), (979, 10052), (1246, 7898), (1436, 6853), (1958, 5026), (2492, 3949), (2513, 3916)]