18801420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 58496256

約数和(自身を除く): 39694836

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 61, 66, 110, 122, 132, 165, 183, 220, 244, 305, 330, 366, 467, 610, 660, 671, 732, 915, 934, 1220, 1342, 1401, 1830, 1868, 2013, 2335, 2684, 2802, 3355, 3660, 4026, 4670, 5137, 5604, 6710, 7005, 8052, 9340, 10065, 10274, 13420, 14010, 15411, 20130, 20548, 25685, 28020, 28487, 30822, 40260, 51370, 56974, 61644, 77055, 85461, 102740, 113948, 142435, 154110, 170922, 284870, 308220, 313357, 341844, 427305, 569740, 626714, 854610, 940071, 1253428, 1566785, 1709220, 1880142, 3133570, 3760284, 4700355, 6267140, 9400710, 18801420]

約数ペア:

[(1, 18801420), (2, 9400710), (3, 6267140), (4, 4700355), (5, 3760284), (6, 3133570), (10, 1880142), (11, 1709220), (12, 1566785), (15, 1253428), (20, 940071), (22, 854610), (30, 626714), (33, 569740), (44, 427305), (55, 341844), (60, 313357), (61, 308220), (66, 284870), (110, 170922), (122, 154110), (132, 142435), (165, 113948), (183, 102740), (220, 85461), (244, 77055), (305, 61644), (330, 56974), (366, 51370), (467, 40260), (610, 30822), (660, 28487), (671, 28020), (732, 25685), (915, 20548), (934, 20130), (1220, 15411), (1342, 14010), (1401, 13420), (1830, 10274), (1868, 10065), (2013, 9340), (2335, 8052), (2684, 7005), (2802, 6710), (3355, 5604), (3660, 5137), (4026, 4670)]