28162860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 87381504

約数和(自身を除く): 59218644

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 132, 142, 165, 213, 220, 284, 330, 355, 426, 601, 660, 710, 781, 852, 1065, 1202, 1420, 1562, 1803, 2130, 2343, 2404, 3005, 3124, 3606, 3905, 4260, 4686, 6010, 6611, 7212, 7810, 9015, 9372, 11715, 12020, 13222, 15620, 18030, 19833, 23430, 26444, 33055, 36060, 39666, 42671, 46860, 66110, 79332, 85342, 99165, 128013, 132220, 170684, 198330, 213355, 256026, 396660, 426710, 469381, 512052, 640065, 853420, 938762, 1280130, 1408143, 1877524, 2346905, 2560260, 2816286, 4693810, 5632572, 7040715, 9387620, 14081430, 28162860]

約数ペア:

[(1, 28162860), (2, 14081430), (3, 9387620), (4, 7040715), (5, 5632572), (6, 4693810), (10, 2816286), (11, 2560260), (12, 2346905), (15, 1877524), (20, 1408143), (22, 1280130), (30, 938762), (33, 853420), (44, 640065), (55, 512052), (60, 469381), (66, 426710), (71, 396660), (110, 256026), (132, 213355), (142, 198330), (165, 170684), (213, 132220), (220, 128013), (284, 99165), (330, 85342), (355, 79332), (426, 66110), (601, 46860), (660, 42671), (710, 39666), (781, 36060), (852, 33055), (1065, 26444), (1202, 23430), (1420, 19833), (1562, 18030), (1803, 15620), (2130, 13222), (2343, 12020), (2404, 11715), (3005, 9372), (3124, 9015), (3606, 7810), (3905, 7212), (4260, 6611), (4686, 6010)]