20510600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9323}}^1$

素因数の和:9350

約数の個数: 48

約数和(自身を含む): 52027920

約数和(自身を除く): 31517320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9323, 18646, 37292, 46615, 74584, 93230, 102553, 186460, 205106, 233075, 372920, 410212, 466150, 512765, 820424, 932300, 1025530, 1864600, 2051060, 2563825, 4102120, 5127650, 10255300, 20510600]

約数ペア:

[(1, 20510600), (2, 10255300), (4, 5127650), (5, 4102120), (8, 2563825), (10, 2051060), (11, 1864600), (20, 1025530), (22, 932300), (25, 820424), (40, 512765), (44, 466150), (50, 410212), (55, 372920), (88, 233075), (100, 205106), (110, 186460), (200, 102553), (220, 93230), (275, 74584), (440, 46615), (550, 37292), (1100, 18646), (2200, 9323)]