4044160

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 9914400

約数和(自身を除く): 5870240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 89, 128, 142, 160, 178, 284, 320, 355, 356, 445, 568, 640, 710, 712, 890, 1136, 1420, 1424, 1780, 2272, 2840, 2848, 3560, 4544, 5680, 5696, 6319, 7120, 9088, 11360, 11392, 12638, 14240, 22720, 25276, 28480, 31595, 45440, 50552, 56960, 63190, 101104, 126380, 202208, 252760, 404416, 505520, 808832, 1011040, 2022080, 4044160]

約数ペア:

[(1, 4044160), (2, 2022080), (4, 1011040), (5, 808832), (8, 505520), (10, 404416), (16, 252760), (20, 202208), (32, 126380), (40, 101104), (64, 63190), (71, 56960), (80, 50552), (89, 45440), (128, 31595), (142, 28480), (160, 25276), (178, 22720), (284, 14240), (320, 12638), (355, 11392), (356, 11360), (445, 9088), (568, 7120), (640, 6319), (710, 5696), (712, 5680), (890, 4544), (1136, 3560), (1420, 2848), (1424, 2840), (1780, 2272)]