20930940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:568

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 45113220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 83, 90, 108, 135, 166, 180, 249, 270, 332, 415, 467, 498, 540, 747, 830, 934, 996, 1245, 1401, 1494, 1660, 1868, 2241, 2335, 2490, 2802, 2988, 3735, 4203, 4482, 4670, 4980, 5604, 7005, 7470, 8406, 8964, 9340, 11205, 12609, 14010, 14940, 16812, 21015, 22410, 25218, 28020, 38761, 42030, 44820, 50436, 63045, 77522, 84060, 116283, 126090, 155044, 193805, 232566, 252180, 348849, 387610, 465132, 581415, 697698, 775220, 1046547, 1162830, 1395396, 1744245, 2093094, 2325660, 3488490, 4186188, 5232735, 6976980, 10465470, 20930940]

約数ペア:

[(1, 20930940), (2, 10465470), (3, 6976980), (4, 5232735), (5, 4186188), (6, 3488490), (9, 2325660), (10, 2093094), (12, 1744245), (15, 1395396), (18, 1162830), (20, 1046547), (27, 775220), (30, 697698), (36, 581415), (45, 465132), (54, 387610), (60, 348849), (83, 252180), (90, 232566), (108, 193805), (135, 155044), (166, 126090), (180, 116283), (249, 84060), (270, 77522), (332, 63045), (415, 50436), (467, 44820), (498, 42030), (540, 38761), (747, 28020), (830, 25218), (934, 22410), (996, 21015), (1245, 16812), (1401, 14940), (1494, 14010), (1660, 12609), (1868, 11205), (2241, 9340), (2335, 8964), (2490, 8406), (2802, 7470), (2988, 7005), (3735, 5604), (4203, 4980), (4482, 4670)]