120400580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{98689}}^1$

素因数の和:98759

約数の個数: 24

約数和(自身を含む): 256988760

約数和(自身を除く): 136588180

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 98689, 197378, 394756, 493445, 986890, 1973780, 6020029, 12040058, 24080116, 30100145, 60200290, 120400580]

約数ペア:

[(1, 120400580), (2, 60200290), (4, 30100145), (5, 24080116), (10, 12040058), (20, 6020029), (61, 1973780), (122, 986890), (244, 493445), (305, 394756), (610, 197378), (1220, 98689)]