74906920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170243}}^1$

素因数の和:170265

約数の個数: 32

約数和(自身を含む): 183863520

約数和(自身を除く): 108956600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 170243, 340486, 680972, 851215, 1361944, 1702430, 1872673, 3404860, 3745346, 6809720, 7490692, 9363365, 14981384, 18726730, 37453460, 74906920]

約数ペア:

[(1, 74906920), (2, 37453460), (4, 18726730), (5, 14981384), (8, 9363365), (10, 7490692), (11, 6809720), (20, 3745346), (22, 3404860), (40, 1872673), (44, 1702430), (55, 1361944), (88, 851215), (110, 680972), (220, 340486), (440, 170243)]