1799982080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27043}}^1$

素因数の和:27081

約数の個数: 88

約数和(自身を含む): 4650161712

約数和(自身を除く): 2850179632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 13312, 16640, 27043, 33280, 54086, 66560, 108172, 135215, 216344, 270430, 351559, 432688, 540860, 703118, 865376, 1081720, 1406236, 1730752, 1757795, 2163440, 2812472, 3461504, 3515590, 4326880, 5624944, 6923008, 7031180, 8653760, 11249888, 13846016, 14062360, 17307520, 22499776, 27692032, 28124720, 34615040, 44999552, 56249440, 69230080, 89999104, 112498880, 138460160, 179998208, 224997760, 359996416, 449995520, 899991040, 1799982080]

約数ペア:

[(1, 1799982080), (2, 899991040), (4, 449995520), (5, 359996416), (8, 224997760), (10, 179998208), (13, 138460160), (16, 112498880), (20, 89999104), (26, 69230080), (32, 56249440), (40, 44999552), (52, 34615040), (64, 28124720), (65, 27692032), (80, 22499776), (104, 17307520), (128, 14062360), (130, 13846016), (160, 11249888), (208, 8653760), (256, 7031180), (260, 6923008), (320, 5624944), (416, 4326880), (512, 3515590), (520, 3461504), (640, 2812472), (832, 2163440), (1024, 1757795), (1040, 1730752), (1280, 1406236), (1664, 1081720), (2080, 865376), (2560, 703118), (3328, 540860), (4160, 432688), (5120, 351559), (6656, 270430), (8320, 216344), (13312, 135215), (16640, 108172), (27043, 66560), (33280, 54086)]