20755775230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:650

約数の個数: 96

約数和(自身を含む): 39997720224

約数和(自身を除く): 19241944994

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 157, 230, 314, 335, 373, 529, 670, 746, 785, 1058, 1541, 1570, 1865, 2645, 3082, 3611, 3730, 5290, 7222, 7705, 8579, 10519, 15410, 17158, 18055, 21038, 24991, 35443, 36110, 42895, 49982, 52595, 58561, 70886, 83053, 85790, 105190, 117122, 124955, 166106, 177215, 197317, 241937, 249910, 292805, 354430, 394634, 415265, 483874, 574793, 585610, 830530, 986585, 1149586, 1209685, 1346903, 1973170, 2419370, 2693806, 2873965, 3923587, 5564551, 5747930, 6734515, 7847174, 11129102, 13220239, 13469030, 19617935, 26440478, 27822755, 30978769, 39235870, 55645510, 61957538, 66101195, 90242501, 132202390, 154893845, 180485002, 309787690, 451212505, 902425010, 2075577523, 4151155046, 10377887615, 20755775230]

約数ペア:

[(1, 20755775230), (2, 10377887615), (5, 4151155046), (10, 2075577523), (23, 902425010), (46, 451212505), (67, 309787690), (115, 180485002), (134, 154893845), (157, 132202390), (230, 90242501), (314, 66101195), (335, 61957538), (373, 55645510), (529, 39235870), (670, 30978769), (746, 27822755), (785, 26440478), (1058, 19617935), (1541, 13469030), (1570, 13220239), (1865, 11129102), (2645, 7847174), (3082, 6734515), (3611, 5747930), (3730, 5564551), (5290, 3923587), (7222, 2873965), (7705, 2693806), (8579, 2419370), (10519, 1973170), (15410, 1346903), (17158, 1209685), (18055, 1149586), (21038, 986585), (24991, 830530), (35443, 585610), (36110, 574793), (42895, 483874), (49982, 415265), (52595, 394634), (58561, 354430), (70886, 292805), (83053, 249910), (85790, 241937), (105190, 197317), (117122, 177215), (124955, 166106)]