20348540800

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{908417}}^1$

素因数の和:908448

約数の個数: 96

約数和(自身を含む): 57448354320

約数和(自身を除く): 37099813520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 640, 700, 800, 896, 1120, 1400, 1600, 2240, 2800, 3200, 4480, 5600, 11200, 22400, 908417, 1816834, 3633668, 4542085, 6358919, 7267336, 9084170, 12717838, 14534672, 18168340, 22710425, 25435676, 29069344, 31794595, 36336680, 45420850, 50871352, 58138688, 63589190, 72673360, 90841700, 101742704, 116277376, 127178380, 145346720, 158972975, 181683400, 203485408, 254356760, 290693440, 317945950, 363366800, 406970816, 508713520, 581386880, 635891900, 726733600, 813941632, 1017427040, 1271783800, 1453467200, 2034854080, 2543567600, 2906934400, 4069708160, 5087135200, 10174270400, 20348540800]

約数ペア:

[(1, 20348540800), (2, 10174270400), (4, 5087135200), (5, 4069708160), (7, 2906934400), (8, 2543567600), (10, 2034854080), (14, 1453467200), (16, 1271783800), (20, 1017427040), (25, 813941632), (28, 726733600), (32, 635891900), (35, 581386880), (40, 508713520), (50, 406970816), (56, 363366800), (64, 317945950), (70, 290693440), (80, 254356760), (100, 203485408), (112, 181683400), (128, 158972975), (140, 145346720), (160, 127178380), (175, 116277376), (200, 101742704), (224, 90841700), (280, 72673360), (320, 63589190), (350, 58138688), (400, 50871352), (448, 45420850), (560, 36336680), (640, 31794595), (700, 29069344), (800, 25435676), (896, 22710425), (1120, 18168340), (1400, 14534672), (1600, 12717838), (2240, 9084170), (2800, 7267336), (3200, 6358919), (4480, 4542085), (5600, 3633668), (11200, 1816834), (22400, 908417)]