20512690620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20110481}}^1$

素因数の和:20110510

約数の個数: 48

約数和(自身を含む): 60814097568

約数和(自身を除く): 40301406948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 20110481, 40220962, 60331443, 80441924, 100552405, 120662886, 201104810, 241325772, 301657215, 341878177, 402209620, 603314430, 683756354, 1025634531, 1206628860, 1367512708, 1709390885, 2051269062, 3418781770, 4102538124, 5128172655, 6837563540, 10256345310, 20512690620]

約数ペア:

[(1, 20512690620), (2, 10256345310), (3, 6837563540), (4, 5128172655), (5, 4102538124), (6, 3418781770), (10, 2051269062), (12, 1709390885), (15, 1367512708), (17, 1206628860), (20, 1025634531), (30, 683756354), (34, 603314430), (51, 402209620), (60, 341878177), (68, 301657215), (85, 241325772), (102, 201104810), (170, 120662886), (204, 100552405), (255, 80441924), (340, 60331443), (510, 40220962), (1020, 20110481)]