19349040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80621}}^1$

素因数の和:80637

約数の個数: 40

約数和(自身を含む): 59982768

約数和(自身を除く): 40633728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80621, 161242, 241863, 322484, 403105, 483726, 644968, 806210, 967452, 1209315, 1289936, 1612420, 1934904, 2418630, 3224840, 3869808, 4837260, 6449680, 9674520, 19349040]

約数ペア:

[(1, 19349040), (2, 9674520), (3, 6449680), (4, 4837260), (5, 3869808), (6, 3224840), (8, 2418630), (10, 1934904), (12, 1612420), (15, 1289936), (16, 1209315), (20, 967452), (24, 806210), (30, 644968), (40, 483726), (48, 403105), (60, 322484), (80, 241863), (120, 161242), (240, 80621)]