2221167200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{396637}}^1$

素因数の和:396664

約数の個数: 72

約数和(自身を含む): 6197072112

約数和(自身を除く): 3975904912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 396637, 793274, 1586548, 1983185, 2776459, 3173096, 3966370, 5552918, 6346192, 7932740, 9915925, 11105836, 12692384, 13882295, 15865480, 19831850, 22211672, 27764590, 31730960, 39663700, 44423344, 55529180, 63461920, 69411475, 79327400, 88846688, 111058360, 138822950, 158654800, 222116720, 277645900, 317309600, 444233440, 555291800, 1110583600, 2221167200]

約数ペア:

[(1, 2221167200), (2, 1110583600), (4, 555291800), (5, 444233440), (7, 317309600), (8, 277645900), (10, 222116720), (14, 158654800), (16, 138822950), (20, 111058360), (25, 88846688), (28, 79327400), (32, 69411475), (35, 63461920), (40, 55529180), (50, 44423344), (56, 39663700), (70, 31730960), (80, 27764590), (100, 22211672), (112, 19831850), (140, 15865480), (160, 13882295), (175, 12692384), (200, 11105836), (224, 9915925), (280, 7932740), (350, 6346192), (400, 5552918), (560, 3966370), (700, 3173096), (800, 2776459), (1120, 1983185), (1400, 1586548), (2800, 793274), (5600, 396637)]