201449380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5059}}^1$

素因数の和:5260

約数の個数: 48

約数和(自身を含む): 464143680

約数和(自身を除く): 262694300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1810, 1991, 3620, 3982, 5059, 7964, 9955, 10118, 19910, 20236, 25295, 39820, 50590, 55649, 101180, 111298, 222596, 278245, 556490, 915679, 1112980, 1831358, 3662716, 4578395, 9156790, 10072469, 18313580, 20144938, 40289876, 50362345, 100724690, 201449380]

約数ペア:

[(1, 201449380), (2, 100724690), (4, 50362345), (5, 40289876), (10, 20144938), (11, 18313580), (20, 10072469), (22, 9156790), (44, 4578395), (55, 3662716), (110, 1831358), (181, 1112980), (220, 915679), (362, 556490), (724, 278245), (905, 222596), (1810, 111298), (1991, 101180), (3620, 55649), (3982, 50590), (5059, 39820), (7964, 25295), (9955, 20236), (10118, 19910)]