89559580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9929}}^1$

素因数の和:9990

約数の個数: 48

約数和(自身を含む): 210198240

約数和(自身を除く): 120638660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 9929, 19858, 39716, 49645, 99290, 109219, 198580, 218438, 407089, 436876, 546095, 814178, 1092190, 1628356, 2035445, 2184380, 4070890, 4477979, 8141780, 8955958, 17911916, 22389895, 44779790, 89559580]

約数ペア:

[(1, 89559580), (2, 44779790), (4, 22389895), (5, 17911916), (10, 8955958), (11, 8141780), (20, 4477979), (22, 4070890), (41, 2184380), (44, 2035445), (55, 1628356), (82, 1092190), (110, 814178), (164, 546095), (205, 436876), (220, 407089), (410, 218438), (451, 198580), (820, 109219), (902, 99290), (1804, 49645), (2255, 39716), (4510, 19858), (9020, 9929)]