22792220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 52569216

約数和(自身を除く): 29776996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 491, 844, 982, 1055, 1964, 2110, 2321, 2455, 4220, 4642, 4910, 5401, 9284, 9820, 10802, 11605, 21604, 23210, 27005, 46420, 54010, 103601, 108020, 207202, 414404, 518005, 1036010, 1139611, 2072020, 2279222, 4558444, 5698055, 11396110, 22792220]

約数ペア:

[(1, 22792220), (2, 11396110), (4, 5698055), (5, 4558444), (10, 2279222), (11, 2072020), (20, 1139611), (22, 1036010), (44, 518005), (55, 414404), (110, 207202), (211, 108020), (220, 103601), (422, 54010), (491, 46420), (844, 27005), (982, 23210), (1055, 21604), (1964, 11605), (2110, 10802), (2321, 9820), (2455, 9284), (4220, 5401), (4642, 4910)]