18991170060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2689}}^1\times {\mathrm{117709}}^1$

素因数の和:120410

約数の個数: 48

約数和(自身を含む): 53195503200

約数和(自身を除く): 34204333140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2689, 5378, 8067, 10756, 13445, 16134, 26890, 32268, 40335, 53780, 80670, 117709, 161340, 235418, 353127, 470836, 588545, 706254, 1177090, 1412508, 1765635, 2354180, 3531270, 7062540, 316519501, 633039002, 949558503, 1266078004, 1582597505, 1899117006, 3165195010, 3798234012, 4747792515, 6330390020, 9495585030, 18991170060]

約数ペア:

[(1, 18991170060), (2, 9495585030), (3, 6330390020), (4, 4747792515), (5, 3798234012), (6, 3165195010), (10, 1899117006), (12, 1582597505), (15, 1266078004), (20, 949558503), (30, 633039002), (60, 316519501), (2689, 7062540), (5378, 3531270), (8067, 2354180), (10756, 1765635), (13445, 1412508), (16134, 1177090), (26890, 706254), (32268, 588545), (40335, 470836), (53780, 353127), (80670, 235418), (117709, 161340)]