20330750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{7393}}^1$

素因数の和:7421

約数の個数: 32

約数和(自身を含む): 41524704

約数和(自身を除く): 21193954

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 7393, 14786, 36965, 73930, 81323, 162646, 184825, 369650, 406615, 813230, 924125, 1848250, 2033075, 4066150, 10165375, 20330750]

約数ペア:

[(1, 20330750), (2, 10165375), (5, 4066150), (10, 2033075), (11, 1848250), (22, 924125), (25, 813230), (50, 406615), (55, 369650), (110, 184825), (125, 162646), (250, 81323), (275, 73930), (550, 36965), (1375, 14786), (2750, 7393)]