1640448

素因数分解:

$2^{11}\times 3^2\times {\mathrm{89}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 4791150

約数和(自身を除く): 3150702

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 128, 144, 178, 192, 256, 267, 288, 356, 384, 512, 534, 576, 712, 768, 801, 1024, 1068, 1152, 1424, 1536, 1602, 2048, 2136, 2304, 2848, 3072, 3204, 4272, 4608, 5696, 6144, 6408, 8544, 9216, 11392, 12816, 17088, 18432, 22784, 25632, 34176, 45568, 51264, 68352, 91136, 102528, 136704, 182272, 205056, 273408, 410112, 546816, 820224, 1640448]

約数ペア:

[(1, 1640448), (2, 820224), (3, 546816), (4, 410112), (6, 273408), (8, 205056), (9, 182272), (12, 136704), (16, 102528), (18, 91136), (24, 68352), (32, 51264), (36, 45568), (48, 34176), (64, 25632), (72, 22784), (89, 18432), (96, 17088), (128, 12816), (144, 11392), (178, 9216), (192, 8544), (256, 6408), (267, 6144), (288, 5696), (356, 4608), (384, 4272), (512, 3204), (534, 3072), (576, 2848), (712, 2304), (768, 2136), (801, 2048), (1024, 1602), (1068, 1536), (1152, 1424)]