69119380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1489}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 159203520

約数和(自身を除く): 90084140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 844, 1055, 1489, 2110, 2321, 2978, 4220, 4642, 5956, 7445, 9284, 11605, 14890, 16379, 23210, 29780, 32758, 46420, 65516, 81895, 163790, 314179, 327580, 628358, 1256716, 1570895, 3141790, 3455969, 6283580, 6911938, 13823876, 17279845, 34559690, 69119380]

約数ペア:

[(1, 69119380), (2, 34559690), (4, 17279845), (5, 13823876), (10, 6911938), (11, 6283580), (20, 3455969), (22, 3141790), (44, 1570895), (55, 1256716), (110, 628358), (211, 327580), (220, 314179), (422, 163790), (844, 81895), (1055, 65516), (1489, 46420), (2110, 32758), (2321, 29780), (2978, 23210), (4220, 16379), (4642, 14890), (5956, 11605), (7445, 9284)]