20120803080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23953337}}^1$

素因数の和:23953358

約数の個数: 64

約数和(自身を含む): 68985613440

約数和(自身を除く): 48864810360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23953337, 47906674, 71860011, 95813348, 119766685, 143720022, 167673359, 191626696, 239533370, 287440044, 335346718, 359300055, 479066740, 503020077, 574880088, 670693436, 718600110, 838366795, 958133480, 1006040154, 1341386872, 1437200220, 1676733590, 2012080308, 2515100385, 2874400440, 3353467180, 4024160616, 5030200770, 6706934360, 10060401540, 20120803080]

約数ペア:

[(1, 20120803080), (2, 10060401540), (3, 6706934360), (4, 5030200770), (5, 4024160616), (6, 3353467180), (7, 2874400440), (8, 2515100385), (10, 2012080308), (12, 1676733590), (14, 1437200220), (15, 1341386872), (20, 1006040154), (21, 958133480), (24, 838366795), (28, 718600110), (30, 670693436), (35, 574880088), (40, 503020077), (42, 479066740), (56, 359300055), (60, 335346718), (70, 287440044), (84, 239533370), (105, 191626696), (120, 167673359), (140, 143720022), (168, 119766685), (210, 95813348), (280, 71860011), (420, 47906674), (840, 23953337)]