20228936770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{6217}}^1$

素因数の和:6344

約数の個数: 128

約数和(自身を含む): 45385629696

約数和(自身を除く): 25156692926

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 43, 46, 47, 70, 86, 94, 115, 161, 215, 230, 235, 301, 322, 329, 430, 470, 602, 658, 805, 989, 1081, 1505, 1610, 1645, 1978, 2021, 2162, 3010, 3290, 4042, 4945, 5405, 6217, 6923, 7567, 9890, 10105, 10810, 12434, 13846, 14147, 15134, 20210, 28294, 31085, 34615, 37835, 43519, 46483, 62170, 69230, 70735, 75670, 87038, 92966, 141470, 142991, 217595, 232415, 267331, 285982, 292199, 325381, 435190, 464830, 534662, 584398, 650762, 714955, 1000937, 1336655, 1429910, 1460995, 1626905, 1871317, 2001874, 2045393, 2673310, 2921990, 3253810, 3742634, 4090786, 5004685, 6148613, 6720577, 9356585, 10009370, 10226965, 12297226, 12564557, 13441154, 18713170, 20453930, 25129114, 30743065, 33602885, 43040291, 47044039, 61486130, 62822785, 67205770, 86080582, 87951899, 94088078, 125645570, 175903798, 215201455, 235220195, 288984811, 430402910, 439759495, 470440390, 577969622, 879518990, 1444924055, 2022893677, 2889848110, 4045787354, 10114468385, 20228936770]

約数ペア:

[(1, 20228936770), (2, 10114468385), (5, 4045787354), (7, 2889848110), (10, 2022893677), (14, 1444924055), (23, 879518990), (35, 577969622), (43, 470440390), (46, 439759495), (47, 430402910), (70, 288984811), (86, 235220195), (94, 215201455), (115, 175903798), (161, 125645570), (215, 94088078), (230, 87951899), (235, 86080582), (301, 67205770), (322, 62822785), (329, 61486130), (430, 47044039), (470, 43040291), (602, 33602885), (658, 30743065), (805, 25129114), (989, 20453930), (1081, 18713170), (1505, 13441154), (1610, 12564557), (1645, 12297226), (1978, 10226965), (2021, 10009370), (2162, 9356585), (3010, 6720577), (3290, 6148613), (4042, 5004685), (4945, 4090786), (5405, 3742634), (6217, 3253810), (6923, 2921990), (7567, 2673310), (9890, 2045393), (10105, 2001874), (10810, 1871317), (12434, 1626905), (13846, 1460995), (14147, 1429910), (15134, 1336655), (20210, 1000937), (28294, 714955), (31085, 650762), (34615, 584398), (37835, 534662), (43519, 464830), (46483, 435190), (62170, 325381), (69230, 292199), (70735, 285982), (75670, 267331), (87038, 232415), (92966, 217595), (141470, 142991)]