28352910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 71976960

約数和(自身を除く): 43624050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 86, 93, 129, 155, 186, 215, 258, 310, 430, 465, 645, 709, 930, 1290, 1333, 1418, 2127, 2666, 3545, 3999, 4254, 6665, 7090, 7998, 10635, 13330, 19995, 21270, 21979, 30487, 39990, 43958, 60974, 65937, 91461, 109895, 131874, 152435, 182922, 219790, 304870, 329685, 457305, 659370, 914610, 945097, 1890194, 2835291, 4725485, 5670582, 9450970, 14176455, 28352910]

約数ペア:

[(1, 28352910), (2, 14176455), (3, 9450970), (5, 5670582), (6, 4725485), (10, 2835291), (15, 1890194), (30, 945097), (31, 914610), (43, 659370), (62, 457305), (86, 329685), (93, 304870), (129, 219790), (155, 182922), (186, 152435), (215, 131874), (258, 109895), (310, 91461), (430, 65937), (465, 60974), (645, 43958), (709, 39990), (930, 30487), (1290, 21979), (1333, 21270), (1418, 19995), (2127, 13330), (2666, 10635), (3545, 7998), (3999, 7090), (4254, 6665)]