16840120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38273}}^1$

素因数の和:38295

約数の個数: 32

約数和(自身を含む): 41335920

約数和(自身を除く): 24495800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 38273, 76546, 153092, 191365, 306184, 382730, 421003, 765460, 842006, 1530920, 1684012, 2105015, 3368024, 4210030, 8420060, 16840120]

約数ペア:

[(1, 16840120), (2, 8420060), (4, 4210030), (5, 3368024), (8, 2105015), (10, 1684012), (11, 1530920), (20, 842006), (22, 765460), (40, 421003), (44, 382730), (55, 306184), (88, 191365), (110, 153092), (220, 76546), (440, 38273)]