889303960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{419483}}^1$

素因数の和:419547

約数の個数: 32

約数和(自身を含む): 2038692240

約数和(自身を除く): 1149388280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 419483, 838966, 1677932, 2097415, 3355864, 4194830, 8389660, 16779320, 22232599, 44465198, 88930396, 111162995, 177860792, 222325990, 444651980, 889303960]

約数ペア:

[(1, 889303960), (2, 444651980), (4, 222325990), (5, 177860792), (8, 111162995), (10, 88930396), (20, 44465198), (40, 22232599), (53, 16779320), (106, 8389660), (212, 4194830), (265, 3355864), (424, 2097415), (530, 1677932), (1060, 838966), (2120, 419483)]