4405280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2503}}^1$

素因数の和:2529

約数の個数: 48

約数和(自身を含む): 11358144

約数和(自身を除く): 6952864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 2503, 5006, 10012, 12515, 20024, 25030, 27533, 40048, 50060, 55066, 80096, 100120, 110132, 137665, 200240, 220264, 275330, 400480, 440528, 550660, 881056, 1101320, 2202640, 4405280]

約数ペア:

[(1, 4405280), (2, 2202640), (4, 1101320), (5, 881056), (8, 550660), (10, 440528), (11, 400480), (16, 275330), (20, 220264), (22, 200240), (32, 137665), (40, 110132), (44, 100120), (55, 80096), (80, 55066), (88, 50060), (110, 40048), (160, 27533), (176, 25030), (220, 20024), (352, 12515), (440, 10012), (880, 5006), (1760, 2503)]