980980494740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1\times {\mathrm{12583}}^1$

素因数の和:13257

約数の個数: 96

約数和(自身を含む): 2119760907264

約数和(自身を除く): 1138780412524

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 197, 235, 394, 421, 470, 788, 842, 940, 985, 1684, 1970, 2105, 3940, 4210, 8420, 9259, 12583, 18518, 19787, 25166, 37036, 39574, 46295, 50332, 62915, 79148, 82937, 92590, 98935, 125830, 165874, 185180, 197870, 251660, 331748, 395740, 414685, 591401, 829370, 1182802, 1658740, 2365604, 2478851, 2957005, 3898039, 4957702, 5297443, 5914010, 7796078, 9915404, 10594886, 11828020, 12394255, 15592156, 19490195, 21189772, 24788510, 26487215, 38980390, 49577020, 52974430, 77960780, 105948860, 116505997, 233011994, 248979821, 466023988, 497959642, 582529985, 995919284, 1043596271, 1165059970, 1244899105, 2087192542, 2330119940, 2489798210, 4174385084, 4979596420, 5217981355, 10435962710, 20871925420, 49049024737, 98098049474, 196196098948, 245245123685, 490490247370, 980980494740]

約数ペア:

[(1, 980980494740), (2, 490490247370), (4, 245245123685), (5, 196196098948), (10, 98098049474), (20, 49049024737), (47, 20871925420), (94, 10435962710), (188, 5217981355), (197, 4979596420), (235, 4174385084), (394, 2489798210), (421, 2330119940), (470, 2087192542), (788, 1244899105), (842, 1165059970), (940, 1043596271), (985, 995919284), (1684, 582529985), (1970, 497959642), (2105, 466023988), (3940, 248979821), (4210, 233011994), (8420, 116505997), (9259, 105948860), (12583, 77960780), (18518, 52974430), (19787, 49577020), (25166, 38980390), (37036, 26487215), (39574, 24788510), (46295, 21189772), (50332, 19490195), (62915, 15592156), (79148, 12394255), (82937, 11828020), (92590, 10594886), (98935, 9915404), (125830, 7796078), (165874, 5914010), (185180, 5297443), (197870, 4957702), (251660, 3898039), (331748, 2957005), (395740, 2478851), (414685, 2365604), (591401, 1658740), (829370, 1182802)]