42791380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 95993856

約数和(自身を除く): 53202476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 508, 635, 991, 1270, 1982, 2159, 2540, 3964, 4318, 4955, 8636, 9910, 10795, 16847, 19820, 21590, 33694, 43180, 67388, 84235, 125857, 168470, 251714, 336940, 503428, 629285, 1258570, 2139569, 2517140, 4279138, 8558276, 10697845, 21395690, 42791380]

約数ペア:

[(1, 42791380), (2, 21395690), (4, 10697845), (5, 8558276), (10, 4279138), (17, 2517140), (20, 2139569), (34, 1258570), (68, 629285), (85, 503428), (127, 336940), (170, 251714), (254, 168470), (340, 125857), (508, 84235), (635, 67388), (991, 43180), (1270, 33694), (1982, 21590), (2159, 19820), (2540, 16847), (3964, 10795), (4318, 9910), (4955, 8636)]