2212000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{79}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 6289920

約数和(自身を除く): 4077920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 79, 80, 100, 112, 125, 140, 158, 160, 175, 200, 224, 250, 280, 316, 350, 395, 400, 500, 553, 560, 632, 700, 790, 800, 875, 1000, 1106, 1120, 1264, 1400, 1580, 1750, 1975, 2000, 2212, 2528, 2765, 2800, 3160, 3500, 3950, 4000, 4424, 5530, 5600, 6320, 7000, 7900, 8848, 9875, 11060, 12640, 13825, 14000, 15800, 17696, 19750, 22120, 27650, 28000, 31600, 39500, 44240, 55300, 63200, 69125, 79000, 88480, 110600, 138250, 158000, 221200, 276500, 316000, 442400, 553000, 1106000, 2212000]

約数ペア:

[(1, 2212000), (2, 1106000), (4, 553000), (5, 442400), (7, 316000), (8, 276500), (10, 221200), (14, 158000), (16, 138250), (20, 110600), (25, 88480), (28, 79000), (32, 69125), (35, 63200), (40, 55300), (50, 44240), (56, 39500), (70, 31600), (79, 28000), (80, 27650), (100, 22120), (112, 19750), (125, 17696), (140, 15800), (158, 14000), (160, 13825), (175, 12640), (200, 11060), (224, 9875), (250, 8848), (280, 7900), (316, 7000), (350, 6320), (395, 5600), (400, 5530), (500, 4424), (553, 4000), (560, 3950), (632, 3500), (700, 3160), (790, 2800), (800, 2765), (875, 2528), (1000, 2212), (1106, 2000), (1120, 1975), (1264, 1750), (1400, 1580)]