190427720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97157}}^1$

素因数の和:97182

約数の個数: 48

約数和(自身を含む): 498420540

約数和(自身を除く): 307992820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 97157, 194314, 388628, 485785, 680099, 777256, 971570, 1360198, 1943140, 2720396, 3400495, 3886280, 4760693, 5440792, 6800990, 9521386, 13601980, 19042772, 23803465, 27203960, 38085544, 47606930, 95213860, 190427720]

約数ペア:

[(1, 190427720), (2, 95213860), (4, 47606930), (5, 38085544), (7, 27203960), (8, 23803465), (10, 19042772), (14, 13601980), (20, 9521386), (28, 6800990), (35, 5440792), (40, 4760693), (49, 3886280), (56, 3400495), (70, 2720396), (98, 1943140), (140, 1360198), (196, 971570), (245, 777256), (280, 680099), (392, 485785), (490, 388628), (980, 194314), (1960, 97157)]