90274360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1031}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 222912000

約数和(自身を除く): 132637640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 995, 1031, 1592, 1990, 2062, 2189, 3980, 4124, 4378, 5155, 7960, 8248, 8756, 10310, 10945, 11341, 17512, 20620, 21890, 22682, 41240, 43780, 45364, 56705, 87560, 90728, 113410, 205169, 226820, 410338, 453640, 820676, 1025845, 1641352, 2051690, 2256859, 4103380, 4513718, 8206760, 9027436, 11284295, 18054872, 22568590, 45137180, 90274360]

約数ペア:

[(1, 90274360), (2, 45137180), (4, 22568590), (5, 18054872), (8, 11284295), (10, 9027436), (11, 8206760), (20, 4513718), (22, 4103380), (40, 2256859), (44, 2051690), (55, 1641352), (88, 1025845), (110, 820676), (199, 453640), (220, 410338), (398, 226820), (440, 205169), (796, 113410), (995, 90728), (1031, 87560), (1592, 56705), (1990, 45364), (2062, 43780), (2189, 41240), (3980, 22682), (4124, 21890), (4378, 20620), (5155, 17512), (7960, 11341), (8248, 10945), (8756, 10310)]