4502740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 10471104

約数和(自身を除く): 5968364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 211, 220, 388, 422, 485, 844, 970, 1055, 1067, 1940, 2110, 2134, 2321, 4220, 4268, 4642, 5335, 9284, 10670, 11605, 20467, 21340, 23210, 40934, 46420, 81868, 102335, 204670, 225137, 409340, 450274, 900548, 1125685, 2251370, 4502740]

約数ペア:

[(1, 4502740), (2, 2251370), (4, 1125685), (5, 900548), (10, 450274), (11, 409340), (20, 225137), (22, 204670), (44, 102335), (55, 81868), (97, 46420), (110, 40934), (194, 23210), (211, 21340), (220, 20467), (388, 11605), (422, 10670), (485, 9284), (844, 5335), (970, 4642), (1055, 4268), (1067, 4220), (1940, 2321), (2110, 2134)]