2017958320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1847}}^1\times {\mathrm{1951}}^1$

素因数の和:3818

約数の個数: 80

約数和(自身を含む): 5367656448

約数和(自身を除く): 3349698128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1847, 1951, 3694, 3902, 7388, 7804, 9235, 9755, 12929, 13657, 14776, 15608, 18470, 19510, 25858, 27314, 29552, 31216, 36940, 39020, 51716, 54628, 64645, 68285, 73880, 78040, 103432, 109256, 129290, 136570, 147760, 156080, 206864, 218512, 258580, 273140, 517160, 546280, 1034320, 1092560, 3603497, 7206994, 14413988, 18017485, 25224479, 28827976, 36034970, 50448958, 57655952, 72069940, 100897916, 126122395, 144139880, 201795832, 252244790, 288279760, 403591664, 504489580, 1008979160, 2017958320]

約数ペア:

[(1, 2017958320), (2, 1008979160), (4, 504489580), (5, 403591664), (7, 288279760), (8, 252244790), (10, 201795832), (14, 144139880), (16, 126122395), (20, 100897916), (28, 72069940), (35, 57655952), (40, 50448958), (56, 36034970), (70, 28827976), (80, 25224479), (112, 18017485), (140, 14413988), (280, 7206994), (560, 3603497), (1847, 1092560), (1951, 1034320), (3694, 546280), (3902, 517160), (7388, 273140), (7804, 258580), (9235, 218512), (9755, 206864), (12929, 156080), (13657, 147760), (14776, 136570), (15608, 129290), (18470, 109256), (19510, 103432), (25858, 78040), (27314, 73880), (29552, 68285), (31216, 64645), (36940, 54628), (39020, 51716)]