20041230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5521}}^1$

素因数の和:5553

約数の個数: 48

約数和(自身を含む): 52878672

約数和(自身を除く): 32837442

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5521, 11042, 16563, 27605, 33126, 55210, 60731, 82815, 121462, 165630, 182193, 303655, 364386, 607310, 668041, 910965, 1336082, 1821930, 2004123, 3340205, 4008246, 6680410, 10020615, 20041230]

約数ペア:

[(1, 20041230), (2, 10020615), (3, 6680410), (5, 4008246), (6, 3340205), (10, 2004123), (11, 1821930), (15, 1336082), (22, 910965), (30, 668041), (33, 607310), (55, 364386), (66, 303655), (110, 182193), (121, 165630), (165, 121462), (242, 82815), (330, 60731), (363, 55210), (605, 33126), (726, 27605), (1210, 16563), (1815, 11042), (3630, 5521)]