1345337888920

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1459}}^1\times {\mathrm{82037}}^1$

素因数の和:83788

約数の個数: 64

約数和(自身を含む): 3039901682400

約数和(自身を除く): 1694563793480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 1459, 2248, 2810, 2918, 5620, 5836, 7295, 11240, 11672, 14590, 29180, 58360, 82037, 164074, 328148, 409979, 410185, 656296, 819958, 820370, 1639916, 1640740, 2049895, 3279832, 3281480, 4099790, 8199580, 16399160, 23052397, 46104794, 92209588, 115261985, 119691983, 184419176, 230523970, 239383966, 461047940, 478767932, 598459915, 922095880, 957535864, 1196919830, 2393839660, 4787679320, 33633447223, 67266894446, 134533788892, 168167236115, 269067577784, 336334472230, 672668944460, 1345337888920]

約数ペア:

[(1, 1345337888920), (2, 672668944460), (4, 336334472230), (5, 269067577784), (8, 168167236115), (10, 134533788892), (20, 67266894446), (40, 33633447223), (281, 4787679320), (562, 2393839660), (1124, 1196919830), (1405, 957535864), (1459, 922095880), (2248, 598459915), (2810, 478767932), (2918, 461047940), (5620, 239383966), (5836, 230523970), (7295, 184419176), (11240, 119691983), (11672, 115261985), (14590, 92209588), (29180, 46104794), (58360, 23052397), (82037, 16399160), (164074, 8199580), (328148, 4099790), (409979, 3281480), (410185, 3279832), (656296, 2049895), (819958, 1640740), (820370, 1639916)]