20655004920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1422521}}^1$

素因数の和:1422557

約数の個数: 96

約数和(自身を含む): 68110353360

約数和(自身を除く): 47455348440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1452, 1815, 2420, 2904, 3630, 4840, 7260, 14520, 1422521, 2845042, 4267563, 5690084, 7112605, 8535126, 11380168, 14225210, 15647731, 17070252, 21337815, 28450420, 31295462, 34140504, 42675630, 46943193, 56900840, 62590924, 78238655, 85351260, 93886386, 125181848, 156477310, 170702520, 172125041, 187772772, 234715965, 312954620, 344250082, 375545544, 469431930, 516375123, 625909240, 688500164, 860625205, 938863860, 1032750246, 1377000328, 1721250410, 1877727720, 2065500492, 2581875615, 3442500820, 4131000984, 5163751230, 6885001640, 10327502460, 20655004920]

約数ペア:

[(1, 20655004920), (2, 10327502460), (3, 6885001640), (4, 5163751230), (5, 4131000984), (6, 3442500820), (8, 2581875615), (10, 2065500492), (11, 1877727720), (12, 1721250410), (15, 1377000328), (20, 1032750246), (22, 938863860), (24, 860625205), (30, 688500164), (33, 625909240), (40, 516375123), (44, 469431930), (55, 375545544), (60, 344250082), (66, 312954620), (88, 234715965), (110, 187772772), (120, 172125041), (121, 170702520), (132, 156477310), (165, 125181848), (220, 93886386), (242, 85351260), (264, 78238655), (330, 62590924), (363, 56900840), (440, 46943193), (484, 42675630), (605, 34140504), (660, 31295462), (726, 28450420), (968, 21337815), (1210, 17070252), (1320, 15647731), (1452, 14225210), (1815, 11380168), (2420, 8535126), (2904, 7112605), (3630, 5690084), (4840, 4267563), (7260, 2845042), (14520, 1422521)]