2080773940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{479441}}^1$

素因数の和:479488

約数の個数: 48

約数和(自身を含む): 5154960384

約数和(自身を除く): 3074186444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 479441, 958882, 1917764, 2397205, 3356087, 4794410, 6712174, 9588820, 13424348, 14862671, 16780435, 29725342, 33560870, 59450684, 67121740, 74313355, 104038697, 148626710, 208077394, 297253420, 416154788, 520193485, 1040386970, 2080773940]

約数ペア:

[(1, 2080773940), (2, 1040386970), (4, 520193485), (5, 416154788), (7, 297253420), (10, 208077394), (14, 148626710), (20, 104038697), (28, 74313355), (31, 67121740), (35, 59450684), (62, 33560870), (70, 29725342), (124, 16780435), (140, 14862671), (155, 13424348), (217, 9588820), (310, 6712174), (434, 4794410), (620, 3356087), (868, 2397205), (1085, 1917764), (2170, 958882), (4340, 479441)]