2821234360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{325027}}^1$

素因数の和:325076

約数の個数: 64

約数和(自身を含む): 7488645120

約数和(自身を除く): 4667410760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 325027, 650054, 1300108, 1625135, 2275189, 2600216, 3250270, 4550378, 6500540, 9100756, 10075837, 11375945, 13001080, 18201512, 20151674, 22751890, 40303348, 45503780, 50379185, 70530859, 80606696, 91007560, 100758370, 141061718, 201516740, 282123436, 352654295, 403033480, 564246872, 705308590, 1410617180, 2821234360]

約数ペア:

[(1, 2821234360), (2, 1410617180), (4, 705308590), (5, 564246872), (7, 403033480), (8, 352654295), (10, 282123436), (14, 201516740), (20, 141061718), (28, 100758370), (31, 91007560), (35, 80606696), (40, 70530859), (56, 50379185), (62, 45503780), (70, 40303348), (124, 22751890), (140, 20151674), (155, 18201512), (217, 13001080), (248, 11375945), (280, 10075837), (310, 9100756), (434, 6500540), (620, 4550378), (868, 3250270), (1085, 2600216), (1240, 2275189), (1736, 1625135), (2170, 1300108), (4340, 650054), (8680, 325027)]