3956056120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{997}}^1$

素因数の和:1277

約数の個数: 128

約数和(自身を含む): 9829900800

約数和(自身を除く): 5873844680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 227, 230, 380, 437, 454, 460, 760, 874, 908, 920, 997, 1135, 1748, 1816, 1994, 2185, 2270, 3496, 3988, 4313, 4370, 4540, 4985, 5221, 7976, 8626, 8740, 9080, 9970, 10442, 17252, 17480, 18943, 19940, 20884, 21565, 22931, 26105, 34504, 37886, 39880, 41768, 43130, 45862, 52210, 75772, 86260, 91724, 94715, 99199, 104420, 114655, 151544, 172520, 183448, 189430, 198398, 208840, 226319, 229310, 378860, 396796, 435689, 452638, 458620, 495995, 757720, 793592, 871378, 905276, 917240, 991990, 1131595, 1742756, 1810552, 1983980, 2178445, 2263190, 3485512, 3967960, 4300061, 4356890, 4526380, 5205337, 8600122, 8713780, 9052760, 10410674, 17200244, 17427560, 20821348, 21500305, 26026685, 34400488, 41642696, 43000610, 52053370, 86001220, 98901403, 104106740, 172002440, 197802806, 208213480, 395605612, 494507015, 791211224, 989014030, 1978028060, 3956056120]

約数ペア:

[(1, 3956056120), (2, 1978028060), (4, 989014030), (5, 791211224), (8, 494507015), (10, 395605612), (19, 208213480), (20, 197802806), (23, 172002440), (38, 104106740), (40, 98901403), (46, 86001220), (76, 52053370), (92, 43000610), (95, 41642696), (115, 34400488), (152, 26026685), (184, 21500305), (190, 20821348), (227, 17427560), (230, 17200244), (380, 10410674), (437, 9052760), (454, 8713780), (460, 8600122), (760, 5205337), (874, 4526380), (908, 4356890), (920, 4300061), (997, 3967960), (1135, 3485512), (1748, 2263190), (1816, 2178445), (1994, 1983980), (2185, 1810552), (2270, 1742756), (3496, 1131595), (3988, 991990), (4313, 917240), (4370, 905276), (4540, 871378), (4985, 793592), (5221, 757720), (7976, 495995), (8626, 458620), (8740, 452638), (9080, 435689), (9970, 396796), (10442, 378860), (17252, 229310), (17480, 226319), (18943, 208840), (19940, 198398), (20884, 189430), (21565, 183448), (22931, 172520), (26105, 151544), (34504, 114655), (37886, 104420), (39880, 99199), (41768, 94715), (43130, 91724), (45862, 86260), (52210, 75772)]