6390020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3511}}^1$

素因数の和:3540

約数の個数: 48

約数和(自身を含む): 16520448

約数和(自身を除く): 10130428

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 3511, 7022, 14044, 17555, 24577, 35110, 45643, 49154, 70220, 91286, 98308, 122885, 182572, 228215, 245770, 319501, 456430, 491540, 639002, 912860, 1278004, 1597505, 3195010, 6390020]

約数ペア:

[(1, 6390020), (2, 3195010), (4, 1597505), (5, 1278004), (7, 912860), (10, 639002), (13, 491540), (14, 456430), (20, 319501), (26, 245770), (28, 228215), (35, 182572), (52, 122885), (65, 98308), (70, 91286), (91, 70220), (130, 49154), (140, 45643), (182, 35110), (260, 24577), (364, 17555), (455, 14044), (910, 7022), (1820, 3511)]