56409080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15497}}^1$

素因数の和:15528

約数の個数: 64

約数和(自身を含む): 156219840

約数和(自身を除く): 99810760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 15497, 30994, 61988, 77485, 108479, 123976, 154970, 201461, 216958, 309940, 402922, 433916, 542395, 619880, 805844, 867832, 1007305, 1084790, 1410227, 1611688, 2014610, 2169580, 2820454, 4029220, 4339160, 5640908, 7051135, 8058440, 11281816, 14102270, 28204540, 56409080]

約数ペア:

[(1, 56409080), (2, 28204540), (4, 14102270), (5, 11281816), (7, 8058440), (8, 7051135), (10, 5640908), (13, 4339160), (14, 4029220), (20, 2820454), (26, 2169580), (28, 2014610), (35, 1611688), (40, 1410227), (52, 1084790), (56, 1007305), (65, 867832), (70, 805844), (91, 619880), (104, 542395), (130, 433916), (140, 402922), (182, 309940), (260, 216958), (280, 201461), (364, 154970), (455, 123976), (520, 108479), (728, 77485), (910, 61988), (1820, 30994), (3640, 15497)]