79944920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181693}}^1$

素因数の和:181715

約数の個数: 32

約数和(自身を含む): 196229520

約数和(自身を除く): 116284600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 181693, 363386, 726772, 908465, 1453544, 1816930, 1998623, 3633860, 3997246, 7267720, 7994492, 9993115, 15988984, 19986230, 39972460, 79944920]

約数ペア:

[(1, 79944920), (2, 39972460), (4, 19986230), (5, 15988984), (8, 9993115), (10, 7994492), (11, 7267720), (20, 3997246), (22, 3633860), (40, 1998623), (44, 1816930), (55, 1453544), (88, 908465), (110, 726772), (220, 363386), (440, 181693)]