4284640

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 10311840

約数和(自身を除く): 6027200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 439, 488, 610, 878, 976, 1220, 1756, 1952, 2195, 2440, 3512, 4390, 4880, 7024, 8780, 9760, 14048, 17560, 26779, 35120, 53558, 70240, 107116, 133895, 214232, 267790, 428464, 535580, 856928, 1071160, 2142320, 4284640]

約数ペア:

[(1, 4284640), (2, 2142320), (4, 1071160), (5, 856928), (8, 535580), (10, 428464), (16, 267790), (20, 214232), (32, 133895), (40, 107116), (61, 70240), (80, 53558), (122, 35120), (160, 26779), (244, 17560), (305, 14048), (439, 9760), (488, 8780), (610, 7024), (878, 4880), (976, 4390), (1220, 3512), (1756, 2440), (1952, 2195)]