1801418360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{743}}^1\times {\mathrm{1237}}^1$

素因数の和:2005

約数の個数: 96

約数和(自身を含む): 4725099360

約数和(自身を除く): 2923681000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 743, 980, 1237, 1486, 1960, 2474, 2972, 3715, 4948, 5201, 5944, 6185, 7430, 8659, 9896, 10402, 12370, 14860, 17318, 20804, 24740, 26005, 29720, 34636, 36407, 41608, 43295, 49480, 52010, 60613, 69272, 72814, 86590, 104020, 121226, 145628, 173180, 182035, 208040, 242452, 291256, 303065, 346360, 364070, 484904, 606130, 728140, 919091, 1212260, 1456280, 1838182, 2424520, 3676364, 4595455, 6433637, 7352728, 9190910, 12867274, 18381820, 25734548, 32168185, 36763640, 45035459, 51469096, 64336370, 90070918, 128672740, 180141836, 225177295, 257345480, 360283672, 450354590, 900709180, 1801418360]

約数ペア:

[(1, 1801418360), (2, 900709180), (4, 450354590), (5, 360283672), (7, 257345480), (8, 225177295), (10, 180141836), (14, 128672740), (20, 90070918), (28, 64336370), (35, 51469096), (40, 45035459), (49, 36763640), (56, 32168185), (70, 25734548), (98, 18381820), (140, 12867274), (196, 9190910), (245, 7352728), (280, 6433637), (392, 4595455), (490, 3676364), (743, 2424520), (980, 1838182), (1237, 1456280), (1486, 1212260), (1960, 919091), (2474, 728140), (2972, 606130), (3715, 484904), (4948, 364070), (5201, 346360), (5944, 303065), (6185, 291256), (7430, 242452), (8659, 208040), (9896, 182035), (10402, 173180), (12370, 145628), (14860, 121226), (17318, 104020), (20804, 86590), (24740, 72814), (26005, 69272), (29720, 60613), (34636, 52010), (36407, 49480), (41608, 43295)]