3933440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{439}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 10792320

約数和(自身を除く): 6858880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 439, 448, 560, 640, 878, 896, 1120, 1280, 1756, 1792, 2195, 2240, 3073, 3512, 4390, 4480, 6146, 7024, 8780, 8960, 12292, 14048, 15365, 17560, 24584, 28096, 30730, 35120, 49168, 56192, 61460, 70240, 98336, 112384, 122920, 140480, 196672, 245840, 280960, 393344, 491680, 561920, 786688, 983360, 1966720, 3933440]

約数ペア:

[(1, 3933440), (2, 1966720), (4, 983360), (5, 786688), (7, 561920), (8, 491680), (10, 393344), (14, 280960), (16, 245840), (20, 196672), (28, 140480), (32, 122920), (35, 112384), (40, 98336), (56, 70240), (64, 61460), (70, 56192), (80, 49168), (112, 35120), (128, 30730), (140, 28096), (160, 24584), (224, 17560), (256, 15365), (280, 14048), (320, 12292), (439, 8960), (448, 8780), (560, 7024), (640, 6146), (878, 4480), (896, 4390), (1120, 3512), (1280, 3073), (1756, 2240), (1792, 2195)]