2180416

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 56

約数和(自身を含む): 5136896

約数和(自身を除く): 2956480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 157, 217, 224, 248, 314, 434, 448, 496, 628, 868, 992, 1099, 1256, 1736, 1984, 2198, 2512, 3472, 4396, 4867, 5024, 6944, 8792, 9734, 10048, 13888, 17584, 19468, 34069, 35168, 38936, 68138, 70336, 77872, 136276, 155744, 272552, 311488, 545104, 1090208, 2180416]

約数ペア:

[(1, 2180416), (2, 1090208), (4, 545104), (7, 311488), (8, 272552), (14, 155744), (16, 136276), (28, 77872), (31, 70336), (32, 68138), (56, 38936), (62, 35168), (64, 34069), (112, 19468), (124, 17584), (157, 13888), (217, 10048), (224, 9734), (248, 8792), (314, 6944), (434, 5024), (448, 4867), (496, 4396), (628, 3472), (868, 2512), (992, 2198), (1099, 1984), (1256, 1736)]