2100496640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149183}}^1$

素因数の和:149215

約数の個数: 72

約数和(自身を含む): 5488777728

約数和(自身を除く): 3388281088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 149183, 298366, 596732, 745915, 1193464, 1491830, 1641013, 2386928, 2983660, 3282026, 4773856, 5967320, 6564052, 8205065, 9547712, 11934640, 13128104, 16410130, 19095424, 23869280, 26256208, 32820260, 38190848, 47738560, 52512416, 65640520, 95477120, 105024832, 131281040, 190954240, 210049664, 262562080, 420099328, 525124160, 1050248320, 2100496640]

約数ペア:

[(1, 2100496640), (2, 1050248320), (4, 525124160), (5, 420099328), (8, 262562080), (10, 210049664), (11, 190954240), (16, 131281040), (20, 105024832), (22, 95477120), (32, 65640520), (40, 52512416), (44, 47738560), (55, 38190848), (64, 32820260), (80, 26256208), (88, 23869280), (110, 19095424), (128, 16410130), (160, 13128104), (176, 11934640), (220, 9547712), (256, 8205065), (320, 6564052), (352, 5967320), (440, 4773856), (640, 3282026), (704, 2983660), (880, 2386928), (1280, 1641013), (1408, 1491830), (1760, 1193464), (2816, 745915), (3520, 596732), (7040, 298366), (14080, 149183)]