890531444

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{541}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 1816567200

約数和(自身を除く): 926035756

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 179, 209, 242, 358, 418, 484, 541, 716, 836, 1082, 1969, 2164, 2299, 3401, 3938, 4598, 5951, 6802, 7876, 9196, 10279, 11902, 13604, 20558, 21659, 23804, 37411, 41116, 43318, 65461, 74822, 86636, 96839, 113069, 130922, 149644, 193678, 226138, 261844, 387356, 411521, 452276, 823042, 1065229, 1243759, 1646084, 1839941, 2130458, 2487518, 3679882, 4260916, 4975036, 7359764, 11717519, 20239351, 23435038, 40478702, 46870076, 80957404, 222632861, 445265722, 890531444]

約数ペア:

[(1, 890531444), (2, 445265722), (4, 222632861), (11, 80957404), (19, 46870076), (22, 40478702), (38, 23435038), (44, 20239351), (76, 11717519), (121, 7359764), (179, 4975036), (209, 4260916), (242, 3679882), (358, 2487518), (418, 2130458), (484, 1839941), (541, 1646084), (716, 1243759), (836, 1065229), (1082, 823042), (1969, 452276), (2164, 411521), (2299, 387356), (3401, 261844), (3938, 226138), (4598, 193678), (5951, 149644), (6802, 130922), (7876, 113069), (9196, 96839), (10279, 86636), (11902, 74822), (13604, 65461), (20558, 43318), (21659, 41116), (23804, 37411)]