20789025990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{57781}}^1$

素因数の和:58037

約数の個数: 64

約数和(自身を含む): 50922120960

約数和(自身を除く): 30133094970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 179, 201, 335, 358, 402, 537, 670, 895, 1005, 1074, 1790, 2010, 2685, 5370, 11993, 23986, 35979, 57781, 59965, 71958, 115562, 119930, 173343, 179895, 288905, 346686, 359790, 577810, 866715, 1733430, 3871327, 7742654, 10342799, 11613981, 19356635, 20685598, 23227962, 31028397, 38713270, 51713995, 58069905, 62056794, 103427990, 116139810, 155141985, 310283970, 692967533, 1385935066, 2078902599, 3464837665, 4157805198, 6929675330, 10394512995, 20789025990]

約数ペア:

[(1, 20789025990), (2, 10394512995), (3, 6929675330), (5, 4157805198), (6, 3464837665), (10, 2078902599), (15, 1385935066), (30, 692967533), (67, 310283970), (134, 155141985), (179, 116139810), (201, 103427990), (335, 62056794), (358, 58069905), (402, 51713995), (537, 38713270), (670, 31028397), (895, 23227962), (1005, 20685598), (1074, 19356635), (1790, 11613981), (2010, 10342799), (2685, 7742654), (5370, 3871327), (11993, 1733430), (23986, 866715), (35979, 577810), (57781, 359790), (59965, 346686), (71958, 288905), (115562, 179895), (119930, 173343)]