326857580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{13043}}^1$

素因数の和:13238

約数の個数: 48

約数和(自身を含む): 788901120

約数和(自身を除く): 462043540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3580, 5012, 6265, 12530, 13043, 25060, 26086, 52172, 65215, 91301, 130430, 182602, 260860, 365204, 456505, 913010, 1826020, 2334697, 4669394, 9338788, 11673485, 16342879, 23346970, 32685758, 46693940, 65371516, 81714395, 163428790, 326857580]

約数ペア:

[(1, 326857580), (2, 163428790), (4, 81714395), (5, 65371516), (7, 46693940), (10, 32685758), (14, 23346970), (20, 16342879), (28, 11673485), (35, 9338788), (70, 4669394), (140, 2334697), (179, 1826020), (358, 913010), (716, 456505), (895, 365204), (1253, 260860), (1790, 182602), (2506, 130430), (3580, 91301), (5012, 65215), (6265, 52172), (12530, 26086), (13043, 25060)]