187801960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{577}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 432806400

約数和(自身を除く): 245004440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 103, 158, 206, 316, 395, 412, 515, 577, 632, 790, 824, 1030, 1154, 1580, 2060, 2308, 2885, 3160, 4120, 4616, 5770, 8137, 11540, 16274, 23080, 32548, 40685, 45583, 59431, 65096, 81370, 91166, 118862, 162740, 182332, 227915, 237724, 297155, 325480, 364664, 455830, 475448, 594310, 911660, 1188620, 1823320, 2377240, 4695049, 9390098, 18780196, 23475245, 37560392, 46950490, 93900980, 187801960]

約数ペア:

[(1, 187801960), (2, 93900980), (4, 46950490), (5, 37560392), (8, 23475245), (10, 18780196), (20, 9390098), (40, 4695049), (79, 2377240), (103, 1823320), (158, 1188620), (206, 911660), (316, 594310), (395, 475448), (412, 455830), (515, 364664), (577, 325480), (632, 297155), (790, 237724), (824, 227915), (1030, 182332), (1154, 162740), (1580, 118862), (2060, 91166), (2308, 81370), (2885, 65096), (3160, 59431), (4120, 45583), (4616, 40685), (5770, 32548), (8137, 23080), (11540, 16274)]