108635540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21991}}^1$

素因数の和:22032

約数の個数: 48

約数和(自身を含む): 258625920

約数和(自身を除く): 149990380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 21991, 43982, 87964, 109955, 219910, 285883, 417829, 439820, 571766, 835658, 1143532, 1429415, 1671316, 2089145, 2858830, 4178290, 5431777, 5717660, 8356580, 10863554, 21727108, 27158885, 54317770, 108635540]

約数ペア:

[(1, 108635540), (2, 54317770), (4, 27158885), (5, 21727108), (10, 10863554), (13, 8356580), (19, 5717660), (20, 5431777), (26, 4178290), (38, 2858830), (52, 2089145), (65, 1671316), (76, 1429415), (95, 1143532), (130, 835658), (190, 571766), (247, 439820), (260, 417829), (380, 285883), (494, 219910), (988, 109955), (1235, 87964), (2470, 43982), (4940, 21991)]