40372218020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{479}}^1\times {\mathrm{757}}^1$

素因数の和:1557

約数の個数: 96

約数和(自身を含む): 89853926400

約数和(自身を除く): 49481708380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 293, 380, 479, 586, 757, 958, 1172, 1465, 1514, 1916, 2395, 2930, 3028, 3785, 4790, 5567, 5860, 7570, 9101, 9580, 11134, 14383, 15140, 18202, 22268, 27835, 28766, 36404, 45505, 55670, 57532, 71915, 91010, 111340, 140347, 143830, 182020, 221801, 280694, 287660, 362603, 443602, 561388, 701735, 725206, 887204, 1109005, 1403470, 1450412, 1813015, 2218010, 2666593, 2806940, 3626030, 4214219, 4436020, 5333186, 6889457, 7252060, 8428438, 10666372, 13332965, 13778914, 16856876, 21071095, 26665930, 27557828, 34447285, 42142190, 53331860, 68894570, 84284380, 106242679, 137789140, 212485358, 424970716, 531213395, 1062426790, 2018610901, 2124853580, 4037221802, 8074443604, 10093054505, 20186109010, 40372218020]

約数ペア:

[(1, 40372218020), (2, 20186109010), (4, 10093054505), (5, 8074443604), (10, 4037221802), (19, 2124853580), (20, 2018610901), (38, 1062426790), (76, 531213395), (95, 424970716), (190, 212485358), (293, 137789140), (380, 106242679), (479, 84284380), (586, 68894570), (757, 53331860), (958, 42142190), (1172, 34447285), (1465, 27557828), (1514, 26665930), (1916, 21071095), (2395, 16856876), (2930, 13778914), (3028, 13332965), (3785, 10666372), (4790, 8428438), (5567, 7252060), (5860, 6889457), (7570, 5333186), (9101, 4436020), (9580, 4214219), (11134, 3626030), (14383, 2806940), (15140, 2666593), (18202, 2218010), (22268, 1813015), (27835, 1450412), (28766, 1403470), (36404, 1109005), (45505, 887204), (55670, 725206), (57532, 701735), (71915, 561388), (91010, 443602), (111340, 362603), (140347, 287660), (143830, 280694), (182020, 221801)]