1969135520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1118827}}^1$

素因数の和:1118853

約数の個数: 48

約数和(自身を含む): 5075003808

約数和(自身を除く): 3105868288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 1118827, 2237654, 4475308, 5594135, 8950616, 11188270, 12307097, 17901232, 22376540, 24614194, 35802464, 44753080, 49228388, 61535485, 89506160, 98456776, 123070970, 179012320, 196913552, 246141940, 393827104, 492283880, 984567760, 1969135520]

約数ペア:

[(1, 1969135520), (2, 984567760), (4, 492283880), (5, 393827104), (8, 246141940), (10, 196913552), (11, 179012320), (16, 123070970), (20, 98456776), (22, 89506160), (32, 61535485), (40, 49228388), (44, 44753080), (55, 35802464), (80, 24614194), (88, 22376540), (110, 17901232), (160, 12307097), (176, 11188270), (220, 8950616), (352, 5594135), (440, 4475308), (880, 2237654), (1760, 1118827)]