2109097180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{39511}}^1$

素因数の和:39694

約数の個数: 48

約数和(自身を含む): 4719629376

約数和(自身を除く): 2610532196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 628, 785, 1570, 2669, 3140, 5338, 10676, 13345, 26690, 39511, 53380, 79022, 158044, 197555, 395110, 671687, 790220, 1343374, 2686748, 3358435, 6203227, 6716870, 12406454, 13433740, 24812908, 31016135, 62032270, 105454859, 124064540, 210909718, 421819436, 527274295, 1054548590, 2109097180]

約数ペア:

[(1, 2109097180), (2, 1054548590), (4, 527274295), (5, 421819436), (10, 210909718), (17, 124064540), (20, 105454859), (34, 62032270), (68, 31016135), (85, 24812908), (157, 13433740), (170, 12406454), (314, 6716870), (340, 6203227), (628, 3358435), (785, 2686748), (1570, 1343374), (2669, 790220), (3140, 671687), (5338, 395110), (10676, 197555), (13345, 158044), (26690, 79022), (39511, 53380)]