28647060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1933}}^1$

素因数の和:1977

約数の個数: 96

約数和(自身を含む): 90975360

約数和(自身を除く): 62328300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 1933, 2470, 2964, 3705, 3866, 4940, 5799, 7410, 7732, 9665, 11598, 14820, 19330, 23196, 25129, 28995, 36727, 38660, 50258, 57990, 73454, 75387, 100516, 110181, 115980, 125645, 146908, 150774, 183635, 220362, 251290, 301548, 367270, 376935, 440724, 477451, 502580, 550905, 734540, 753870, 954902, 1101810, 1432353, 1507740, 1909804, 2203620, 2387255, 2864706, 4774510, 5729412, 7161765, 9549020, 14323530, 28647060]

約数ペア:

[(1, 28647060), (2, 14323530), (3, 9549020), (4, 7161765), (5, 5729412), (6, 4774510), (10, 2864706), (12, 2387255), (13, 2203620), (15, 1909804), (19, 1507740), (20, 1432353), (26, 1101810), (30, 954902), (38, 753870), (39, 734540), (52, 550905), (57, 502580), (60, 477451), (65, 440724), (76, 376935), (78, 367270), (95, 301548), (114, 251290), (130, 220362), (156, 183635), (190, 150774), (195, 146908), (228, 125645), (247, 115980), (260, 110181), (285, 100516), (380, 75387), (390, 73454), (494, 57990), (570, 50258), (741, 38660), (780, 36727), (988, 28995), (1140, 25129), (1235, 23196), (1482, 19330), (1933, 14820), (2470, 11598), (2964, 9665), (3705, 7732), (3866, 7410), (4940, 5799)]