79897840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90793}}^1$

素因数の和:90817

約数の個数: 40

約数和(自身を含む): 202652208

約数和(自身を除く): 122754368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 90793, 181586, 363172, 453965, 726344, 907930, 998723, 1452688, 1815860, 1997446, 3631720, 3994892, 4993615, 7263440, 7989784, 9987230, 15979568, 19974460, 39948920, 79897840]

約数ペア:

[(1, 79897840), (2, 39948920), (4, 19974460), (5, 15979568), (8, 9987230), (10, 7989784), (11, 7263440), (16, 4993615), (20, 3994892), (22, 3631720), (40, 1997446), (44, 1815860), (55, 1452688), (80, 998723), (88, 907930), (110, 726344), (176, 453965), (220, 363172), (440, 181586), (880, 90793)]