28986160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 77709312

約数和(自身を除く): 48723152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 191, 271, 280, 382, 542, 560, 764, 955, 1084, 1337, 1355, 1528, 1897, 1910, 2168, 2674, 2710, 3056, 3794, 3820, 4336, 5348, 5420, 6685, 7588, 7640, 9485, 10696, 10840, 13370, 15176, 15280, 18970, 21392, 21680, 26740, 30352, 37940, 51761, 53480, 75880, 103522, 106960, 151760, 207044, 258805, 362327, 414088, 517610, 724654, 828176, 1035220, 1449308, 1811635, 2070440, 2898616, 3623270, 4140880, 5797232, 7246540, 14493080, 28986160]

約数ペア:

[(1, 28986160), (2, 14493080), (4, 7246540), (5, 5797232), (7, 4140880), (8, 3623270), (10, 2898616), (14, 2070440), (16, 1811635), (20, 1449308), (28, 1035220), (35, 828176), (40, 724654), (56, 517610), (70, 414088), (80, 362327), (112, 258805), (140, 207044), (191, 151760), (271, 106960), (280, 103522), (382, 75880), (542, 53480), (560, 51761), (764, 37940), (955, 30352), (1084, 26740), (1337, 21680), (1355, 21392), (1528, 18970), (1897, 15280), (1910, 15176), (2168, 13370), (2674, 10840), (2710, 10696), (3056, 9485), (3794, 7640), (3820, 7588), (4336, 6685), (5348, 5420)]