1891230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{521}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 4998672

約数和(自身を除く): 3107442

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 521, 605, 726, 1042, 1210, 1563, 1815, 2605, 3126, 3630, 5210, 5731, 7815, 11462, 15630, 17193, 28655, 34386, 57310, 63041, 85965, 126082, 171930, 189123, 315205, 378246, 630410, 945615, 1891230]

約数ペア:

[(1, 1891230), (2, 945615), (3, 630410), (5, 378246), (6, 315205), (10, 189123), (11, 171930), (15, 126082), (22, 85965), (30, 63041), (33, 57310), (55, 34386), (66, 28655), (110, 17193), (121, 15630), (165, 11462), (242, 7815), (330, 5731), (363, 5210), (521, 3630), (605, 3126), (726, 2605), (1042, 1815), (1210, 1563)]