4291840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{479}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 11773440

約数和(自身を除く): 7481600

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, 448, 479, 560, 640, 896, 958, 1120, 1280, 1792, 1916, 2240, 2395, 3353, 3832, 4480, 4790, 6706, 7664, 8960, 9580, 13412, 15328, 16765, 19160, 26824, 30656, 33530, 38320, 53648, 61312, 67060, 76640, 107296, 122624, 134120, 153280, 214592, 268240, 306560, 429184, 536480, 613120, 858368, 1072960, 2145920, 4291840]

約数ペア:

[(1, 4291840), (2, 2145920), (4, 1072960), (5, 858368), (7, 613120), (8, 536480), (10, 429184), (14, 306560), (16, 268240), (20, 214592), (28, 153280), (32, 134120), (35, 122624), (40, 107296), (56, 76640), (64, 67060), (70, 61312), (80, 53648), (112, 38320), (128, 33530), (140, 30656), (160, 26824), (224, 19160), (256, 16765), (280, 15328), (320, 13412), (448, 9580), (479, 8960), (560, 7664), (640, 6706), (896, 4790), (958, 4480), (1120, 3832), (1280, 3353), (1792, 2395), (1916, 2240)]