4006959970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1\times {\mathrm{2143}}^1$

素因数の和:2939

約数の個数: 64

約数和(自身を含む): 8190766080

約数和(自身を除く): 4183806110

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 757, 1235, 1514, 2143, 2470, 3785, 4286, 7570, 9841, 10715, 14383, 19682, 21430, 27859, 28766, 40717, 49205, 55718, 71915, 81434, 98410, 139295, 143830, 186979, 203585, 278590, 373958, 407170, 529321, 934895, 1058642, 1622251, 1869790, 2646605, 3244502, 5293210, 8111255, 16222510, 21089263, 30822769, 42178526, 61645538, 105446315, 154113845, 210892630, 308227690, 400695997, 801391994, 2003479985, 4006959970]

約数ペア:

[(1, 4006959970), (2, 2003479985), (5, 801391994), (10, 400695997), (13, 308227690), (19, 210892630), (26, 154113845), (38, 105446315), (65, 61645538), (95, 42178526), (130, 30822769), (190, 21089263), (247, 16222510), (494, 8111255), (757, 5293210), (1235, 3244502), (1514, 2646605), (2143, 1869790), (2470, 1622251), (3785, 1058642), (4286, 934895), (7570, 529321), (9841, 407170), (10715, 373958), (14383, 278590), (19682, 203585), (21430, 186979), (27859, 143830), (28766, 139295), (40717, 98410), (49205, 81434), (55718, 71915)]