40446440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2801}}^1$

素因数の和:2850

約数の個数: 48

約数和(自身を含む): 96080580

約数和(自身を除く): 55634140

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2801, 2888, 3610, 5602, 7220, 11204, 14005, 14440, 22408, 28010, 53219, 56020, 106438, 112040, 212876, 266095, 425752, 532190, 1011161, 1064380, 2022322, 2128760, 4044644, 5055805, 8089288, 10111610, 20223220, 40446440]

約数ペア:

[(1, 40446440), (2, 20223220), (4, 10111610), (5, 8089288), (8, 5055805), (10, 4044644), (19, 2128760), (20, 2022322), (38, 1064380), (40, 1011161), (76, 532190), (95, 425752), (152, 266095), (190, 212876), (361, 112040), (380, 106438), (722, 56020), (760, 53219), (1444, 28010), (1805, 22408), (2801, 14440), (2888, 14005), (3610, 11204), (5602, 7220)]