12969980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1031}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 29647296

約数和(自身を除く): 16677316

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1031, 1258, 2062, 2516, 3145, 4124, 5155, 6290, 10310, 12580, 17527, 20620, 35054, 38147, 70108, 76294, 87635, 152588, 175270, 190735, 350540, 381470, 648499, 762940, 1296998, 2593996, 3242495, 6484990, 12969980]

約数ペア:

[(1, 12969980), (2, 6484990), (4, 3242495), (5, 2593996), (10, 1296998), (17, 762940), (20, 648499), (34, 381470), (37, 350540), (68, 190735), (74, 175270), (85, 152588), (148, 87635), (170, 76294), (185, 70108), (340, 38147), (370, 35054), (629, 20620), (740, 17527), (1031, 12580), (1258, 10310), (2062, 6290), (2516, 5155), (3145, 4124)]