20414560480

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1537241}}^1$

素因数の和:1537339

約数の個数: 48

約数和(自身を含む): 48810507984

約数和(自身を除く): 28395947504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 6640, 13280, 1537241, 3074482, 6148964, 7686205, 12297928, 15372410, 24595856, 30744820, 49191712, 61489640, 122979280, 127591003, 245958560, 255182006, 510364012, 637955015, 1020728024, 1275910030, 2041456048, 2551820060, 4082912096, 5103640120, 10207280240, 20414560480]

約数ペア:

[(1, 20414560480), (2, 10207280240), (4, 5103640120), (5, 4082912096), (8, 2551820060), (10, 2041456048), (16, 1275910030), (20, 1020728024), (32, 637955015), (40, 510364012), (80, 255182006), (83, 245958560), (160, 127591003), (166, 122979280), (332, 61489640), (415, 49191712), (664, 30744820), (830, 24595856), (1328, 15372410), (1660, 12297928), (2656, 7686205), (3320, 6148964), (6640, 3074482), (13280, 1537241)]