22840960

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 55355400

約数和(自身を除く): 32514440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 401, 445, 640, 712, 802, 890, 1424, 1604, 1780, 2005, 2848, 3208, 3560, 4010, 5696, 6416, 7120, 8020, 11392, 12832, 14240, 16040, 25664, 28480, 32080, 35689, 51328, 56960, 64160, 71378, 128320, 142756, 178445, 256640, 285512, 356890, 571024, 713780, 1142048, 1427560, 2284096, 2855120, 4568192, 5710240, 11420480, 22840960]

約数ペア:

[(1, 22840960), (2, 11420480), (4, 5710240), (5, 4568192), (8, 2855120), (10, 2284096), (16, 1427560), (20, 1142048), (32, 713780), (40, 571024), (64, 356890), (80, 285512), (89, 256640), (128, 178445), (160, 142756), (178, 128320), (320, 71378), (356, 64160), (401, 56960), (445, 51328), (640, 35689), (712, 32080), (802, 28480), (890, 25664), (1424, 16040), (1604, 14240), (1780, 12832), (2005, 11392), (2848, 8020), (3208, 7120), (3560, 6416), (4010, 5696)]