6644751540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{15820837}}^1$

素因数の和:15820856

約数の個数: 48

約数和(自身を含む): 21263206272

約数和(自身を除く): 14618454732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 15820837, 31641674, 47462511, 63283348, 79104185, 94925022, 110745859, 158208370, 189850044, 221491718, 237312555, 316416740, 332237577, 442983436, 474625110, 553729295, 664475154, 949250220, 1107458590, 1328950308, 1661187885, 2214917180, 3322375770, 6644751540]

約数ペア:

[(1, 6644751540), (2, 3322375770), (3, 2214917180), (4, 1661187885), (5, 1328950308), (6, 1107458590), (7, 949250220), (10, 664475154), (12, 553729295), (14, 474625110), (15, 442983436), (20, 332237577), (21, 316416740), (28, 237312555), (30, 221491718), (35, 189850044), (42, 158208370), (60, 110745859), (70, 94925022), (84, 79104185), (105, 63283348), (140, 47462511), (210, 31641674), (420, 15820837)]