2078110940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{16931}}^1$

素因数の和:16995

約数の個数: 72

約数和(自身を含む): 4877025552

約数和(自身を除く): 2798914612

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 361, 380, 646, 722, 1292, 1444, 1615, 1805, 3230, 3610, 6137, 6460, 7220, 12274, 16931, 24548, 30685, 33862, 61370, 67724, 84655, 122740, 169310, 287827, 321689, 338620, 575654, 643378, 1151308, 1286756, 1439135, 1608445, 2878270, 3216890, 5468713, 5756540, 6112091, 6433780, 10937426, 12224182, 21874852, 24448364, 27343565, 30560455, 54687130, 61120910, 103905547, 109374260, 122241820, 207811094, 415622188, 519527735, 1039055470, 2078110940]

約数ペア:

[(1, 2078110940), (2, 1039055470), (4, 519527735), (5, 415622188), (10, 207811094), (17, 122241820), (19, 109374260), (20, 103905547), (34, 61120910), (38, 54687130), (68, 30560455), (76, 27343565), (85, 24448364), (95, 21874852), (170, 12224182), (190, 10937426), (323, 6433780), (340, 6112091), (361, 5756540), (380, 5468713), (646, 3216890), (722, 2878270), (1292, 1608445), (1444, 1439135), (1615, 1286756), (1805, 1151308), (3230, 643378), (3610, 575654), (6137, 338620), (6460, 321689), (7220, 287827), (12274, 169310), (16931, 122740), (24548, 84655), (30685, 67724), (33862, 61370)]